Tìm lỗi sai và sửa:

1. His mother (want to know) why Tom (didn't come) (to) class (the day before)

2. The advertisements (whom) I (have seen) on the billboards (were painted) (colorfully)

3. Peter (can play) table tennis (better) (more than) (I can)

4. Each of the (students) (in the) accounting class (has to) type (their) own research paper this semester

6. Mary (told me) she (would rather) (to stay) at home and watch TV (than) go out

7. Please (tell) us the reason (when) he (left) without (saying) goodbye

8. (In spite of) my father is (old), he (gets up) early and does (morning) exercise

9. They asked me (what did happen) (last night), but I was (unable to) (tell them)

10. I (shall) not know (what) I am doing next year (until) I (will get) my results

Điền dạng đúng

2. He is thinking of taking early (retire) next year

3. Please don't be so (reason) I can't do all the work by myself

4. He said good morning in a most (friend) way

5. I'm looking for a (suit) gift for an old lady

6. Conversation is one of the most enjoyable form of ( entertain )

7. When did the toys come into (exist) ?

8. We had the phone (connect) because we are moving tomorrow

9. The ring was not valuable; in fact it was almost (worth)

10. Street noise is one of the (advantage) of living in the city

Test 2

V. Choose

I was just thinking the other day: Everyone i know in the country (21) weird. At least for my town, which has no stoplights and one main intersection, we are a little strange, I think. We (22) get out much. We think running across the freeway is a thrill. I (23) up playing in mud with frogs and snakes. Is that weird?

I feel like my friends and I have had a somewhat difficult time in (24) with others. I almost feel like if I had lived in the city, I might understand (25) about other types of people and (26) they think and interact. I feel at times that I am behind on a lot of things, including how to be cool.

I feel fortunate at the same time that I have grown (27) in a rural area. I would never trade in my memories of playing in a stream, climbing trees, (28) in the river, and hiking up hills for a breathtaking view... all within a half mile from my house. I sometimes feel (29) for my friends who (30) surrounded by asphalt, concrete, and power lines.

21.A. are B. is C.have D.has

22.A.have B.did C.not D.don't

23.A.grew B.grow C.grown D. did grew

24.A.to mix B.mix C.mixing D.to mixing

25.A.more B.much C.than D.as

26.A.which B.how C.where D.when

27.A.from B.to C.in D.up

28.A.walking B.running C.swimming D.climbing

29.A.sorry B.thankful C.grateful D.happy

30.A.have B.was C.were D.has

Tìm giá trị nhỏ nhất của các biểu thức

a. x²+4x+10

b. x²-3x+7

c. 2x²-x+1

d.(x-2).(x-5).(x²-7x-10)

e.(x+1).(x+2).(x+3).(x+4)

g. 2x²+9y²-6xy-6x-12y+2019

i. x²-2xy+4y²+2x+10y-19

k. 2x²+2xy+2y²+4x+4y-2019

m. x²+xy+y²+x+y

II.Fill in each blank with the correct form of the word in captials

1. When you take an exam, you are an (examine)

2. The (environment) damage around this erea is caused by chemical factories.

3. You are only one of many (apply) for that job

5. The earthquake caused terrible (destroy)

7. If it doesn't rain soon, there'll be a great (short) of water

10. I like this machine because it works very (effect)

V.In each of the following sentences, there is a mistake. Find and correct it

2. The doctor advised her to go for a diet to lose weight

4. We can't afford going to the cinema twice a week

6. If he hadn't been late for work every morning, he wouldn't lost his job

8. My teacher makes me to do all these excercises.

9. He didn't used to behave like that, but now he's rude

10. Wearing uniform helps students feel equally in many ways.