Câu 1: (Mức 1)

Oxit là:

A. Hỗn hợp của nguyên tố oxi với một nguyên tố hoá học khác.

B. Hợp chất của nguyên tố phi kim với một nguyên tố hoá học khác.

C. Hợp chất của oxi với một nguyên tố hoá học khác.

D. Hợp chất của nguyên tố kim loại với một nguyên tố hoá học khác.

Câu 2: (Mức 1)

Oxit axit là:

A. Những oxit tác dụng với dung dịch axit tạo thành muối và nước.

B. Những oxit tác dụng với dung dịch bazơ tạo thành muối và nước.

C. Những oxit không tác dụng với dung dịch bazơ và dung dịch axit.

D. Những oxit chỉ tác dụng được với muối.

Câu 3: (Mức 1)

Oxit Bazơ là:

A. Những oxit tác dụng với dung dịch axit tạo thành muối và nước.

B. Những oxit tác dụng với dung dịch bazơ tạo thành muối và nước.

C. Những oxit không tác dụng với dung dịch bazơ và dung dịch axit.

D. Những oxit chỉ tác dụng được với muối.

Câu 4: (Mức 1)

Oxit lưỡng tính là:

A. Những oxit tác dụng với dung dịch axit tạo thành muối và nước.

B. Những oxit tác dụng với dung dịch bazơ và tác dụng với dung dịch axit tạo thành 

     muối và nước.

C. Những oxit tác dụng với dung dịch bazơ tạo thành muối và nước.

D. Những oxit chỉ tác dụng được với muối.

Câu 5: (Mức 1)

 Oxit trung tính là:

A. Những oxit tác dụng với dung dịch axit tạo thành muối và nước.

B. Những oxit tác dụng với dung dịch bazơ tạo thành muối và nước.

C. Những oxit không tác dụng với axit, bazơ, nước.

D. Những oxit chỉ tác dụng được với muối.

Câu 6: (Mức 1)

Chất tác dụng với nước tạo ra dung dịch bazơ là:

A. CO₂,                       B. Na₂O.                     C. SO₂,                        D. P₂O₅

Câu 7: (Mức 1)

Chất tác dụng với nước tạo ra dung dịch axit là

A. K₂O.                       B. CuO.                       C. P₂O₅.                      D. CaO.

Câu 8: (Mức 1)

Chất tác dụng với nước tạo ra dung dịch bazơ là:

A. K₂O.                       B. CuO.                       C. CO.                         D. SO₂.

Câu 9: ( Mức 1)

Chất tác dụng với nước tạo ra dung dịch axit là:

A. CaO,                       B. BaO,                       C. Na₂O                      D. SO₃.

Câu 10: (Mức 1)  

Chất khí nào sau đây là nguyên nhân gây ra hiệu ứng nhà kính ?

A. CO₂            B. O₂                           C. N₂                           D. H₂

VIII. Complete the second sentence so that it has a similar meaning to the first sentence, using the word in capital.

1.   This gym is less convenient than the one near my house. (AS)

→  This gym___________________________________________________________________

2.   Mount Everest is higher than any other mountain in the world. (HIGHEST)

→  Mount Everest_______________________________________________________________

3.   His writings have influenced modern Christian theology. (BEEN)

→  Modern Christian theology ____________________________________________________

4.   The group plans to establish an import business. (SET)

→  The group plans to ___________________________________________________________

5.   His father is the most capable man in the office. (MORE)

→  No other___________________________________________________________________

6.   The product quickly made an impact on the market. (INFLUENCE)

→  The product quickly__________________________________________________________

7.   Jonah had obviously made an effort to put on smart clothes for the occasion. (UP)

→  Jonah had obviously made an effort to____________________________________________

8.  Losing weight is not so easy as putting on weight. (DIFFICULT)

→        Losing weight                                                                                                

IX.  Complete the second sentence so that it has the same meaning as the first sentence.

1.   I’ve never had to wait this long for a bus before.

→  This is _____________________________________________________________________

2.   Remember to take note of what the tour guide said.

→  Remember to put_____________________________________________________________

3.   It took us more than 3 hours to discover the inner Hanoi.

→  We spent ___________________________________________________________________

4.   No other book is more popular than Dickens’ “David Copperfield”.

→  Dickens’ “David Copperfield” is ________________________________________________

5.   Why don’t you consider our suggestion before making official decision?

→  Why don’t you think _________________________________________________________

6.   Watching TV is not as important as doing homework.

→  Doing homework ____________________________________________________________

7.   My friend plays piano brilliantly.

→  My friend is ________________________________________________________________

8.   I find most of the young men of my own age so boring.

→  I feel______________________________________________________________________            

Life in the big city is face-paced, fun and exciting. There are countless job opportunities and activities to occupy your time. However, with the good, there also comes the bad. Although the big city has more job opportunities; there are also more people competing for a single job. This can make your job search frustrating. Oddly enough, you will see hundreds, if not thousands of jobs available each week, but you still might remain unemployed, especially when the economy is down. In addition, the cost of living is typically higher in big cities, and it can cost you an arm and a leg for a small apartment in a decent area of the city, not to mention other costs to fulfill your basic demands. Diversity is a good thing, but the amount of people can be a bit overwhelming if you are not accustomed to it. There will always be crowds and always be people around. Moreover, traffic can be a nightmare in the big city. It can get so bad that it can turn you into an evil person. If you hate driving in traffic, then the big city life is not for you. Heavy traffic also contributes to the pollution, which is one of the biggest disadvantages of living in the city. Obviously, our health is affected most with certain diseases relating to respiratory system and other body parts. A lot of premature deaths are supposed to be the result of long-termexposure to small particles. Most importantly, there is always more crime in a big city, causing you second case your decision for living in a big city. You are much more likely to be a victim of a crime living in a big city than in a small town.

1.   According to the passage, some good things of living in the city are                  .

      a.excellent educational system and recreational activities

      b.excellent educational system and countless job opportunities

      c.countless job opportunities and activities to occupy your time

      d.a lot of kinds of entertainment and shopping centers

2.   While big cities have more job opportunities, it also give                       .

      a.more competition for a single job

      b.higher salary

      c.growing economic crisis

      d.greater chances of being unemployed

3.   What does the phrase “cost an arm and a leg” mean?

      a. your legs and arms have good value           b. cost a small amount of money

      c. you must work hard to earn money            d. cost a lot of money

4.   According to the paragraph, city is not a perfect place for                      .

      a. extroverted people                                       b. introverted people

      c. people who hate driving in traffic              d. people who prefer a busy life

5.   In the big city, people tend to                   when traffic is getting heavy.

      a. go crazy                                                       b. get enough time to relax

      c. wait a bit longer                                          d. slow down themselves

6.   Which of the following sentences is NOT true?

      a.Pollution causes health problems.

      b.Cities are always crowded.

      c.It costs a lot of money to live in a big city.

      d.Crime is not a serious problem in big cities.

I.    Choose the word whose underlined part is pronounced differently from the others.

1.   a. childhood                b. champagne              c. chapter                     d. charity

2.   a. culture                     b. popular                    c. regular                     d. fabulous

3.   a. conflict                    b. forbidden                c. reliable                     d. determine

4.   a. lighthouse                b. heritage                   c. hotel                        d. hour

5.   a. conducts                  b. returns                     c. wanders                   d. wonders

III. Choose the best answer a, b, c or d to complete the sentence.

1.   Every time I fly to the United States, I get really bad                  .

      a. asthma                     b. jet lag                      c. confusion                 d. recreation

2.   Leave the ironing                          - I’ll do it later.

      a. for the time being    b. from time to time    c. in any time              d. in the nick of time

3.   These factors contribute                           making city life more difficult for its residents.

      a. in                             b. with                         c.to                              d. on

4.   Tower blocks from the 60s and 70s could be                   after Grenfell Tower fire.

      a. got down                 b. let down                  c. turned down            d. pulled down

5.   The trip to the National Gallery has been until next Friday.

      a. put off                     b. looked into              c. turned up                 d. found out

6.   The street food in Hoi An is delicious and                       .

      a. available                  b. fabulous                  c. affordable                d. fascinating

7.   “Thanks for giving me a ride to work today.”

      “                I was heading this direction anyway.”

      a. You don’t need to.  b. Yes, thanks.            c. No worries.              d. I’d love to.

8.   “                ?” “Everything is fine. How about you?”

      a. How old are you?                                        b. How’s it going?

      c. What’s your life?                                        d- What’s the matter?

9.   Life in Ho Chi Minh City is                      than we thought at first.

      a. far the busier           b. the more busier       c. much more busy      d. much busier

10. Of the cities we surveyed, Singapore was            the worst rated by its residents for culture.

      a. a bit                         b. a lot                         c. much                        d. by far

V.   Write the correct form of the words in brackets.

1.   Hoi An is known as the centre for very                            custom-made clothing. (afford)

2.   He was a very                               and honest man who would never betray anyone. (rely)

3.   Toronto is officially named the most                                city in Canada. (culture)

4.   The town’s most popular                          is the Marine Science Museum. (attract)

5.   The Province Of Luxemburg is the largest and least                               of the nine provinces of Belgium. (populate)

6.   The illustration shows examples of                      dress in the late 1840s. (fashion)

7.   The disease spread quickly among the poor slum                                    of the city. (dwell)

8.   I often think of the                                    time we had all together in Boston last spring. (please)

VI.  Choose the correct answers to complete the passage.

1.   Summer                                         (really/ not begin) in Rio de Janeiro until late November.

2.   What tends                                    (happen) is that the poorest families end up in the worst housing.

3.   They told me they                                     (go) on a trip to Pattaya the previous summer.

4.   The Statue of Liberty                                (originally/ design) for the Suez Canal in Egypt

5.   Many scientists                             (still/ search) for life in other parts of the universe.

6.   He                         (visit) Paris three times this year.

7.   The kids                            (play) in the garden when it suddenly began to rain.

8.   As soon as Daddy and Jonathan finish                                         (get) dressed, we’ll go to the amusement park.

Câu 4: (3 điểm)Hòa tan hoàn toàn 4,4 gam hỗn hợp gồm( Mg, MgO) bằng dung dịch axit HCl 7,3% vừa đủ. Sau khi phản ứng kết thúc thu được 2,24 lit khí  ở đktc.

a)Viết PTHH

b)Tính khối  lượng Mg và MgO trong hỗn hợp đầu.

c)Tính khối lượng dung dịch axit HCl 7,3% đã dùng.

Câu 3(2 điểm)  Hoàn thành sơ đồ phản ứng, ghi rõ điều kiện nếu có

                       Ca ----> CaO  -----> Ca(OH)₂ ----> CaCO₃ ------->CO₂