1. In parts of Canada, French is the _________ and the second is English .

A. foreign language

B. native speaker

C. mother tongue

D. first language

2. Koalas are _________ to Australia because people cannot find them in another country.

A. unique

B. legendary

C. spectacular

D. attractive

3. The flag of _________ has a stylized, red, 11-pointed maple leaf in the centre.

A. the USA

B. Canada

C. Singapore

D. New Zealand

4. The statue of Liberty in New York is the _________ that symbolises freedom

A. monument

B. square

C. tower

D. icon

5. _________ is not part of the United Kingdom, but a separated country.

A. England

B. Scotland

C. Ireland

D. Wales

6. Big Ben is the nickname for the clock tower of the Palace of Westminster in _________.

A. Washington

B. Edinburgh

C. London

D. New York

7. The _________ event is mainly held by the Scottish to celebrate Scottish and Celtic culture.

A. Thanksgiving Day

C. Glastonbury Festival

B. Mickey’s Soundsational Parade

D. Highland Games

8.The geographic point at the centre of _________ is the North Pole.

A. Canada

B. Arctic Ocean

C. Alaska

D. Arctic Circle

9. The White House is the official residence and workplace of the President of _________.

A. the United Kingdom

C. Great Britain

B. the USA

D. America

10. Niagra Falls is located on the border between the US _________ of New York and the Canadian province of Ontario.

A. territory

B. state

C. province

D. county

Question 3:

1. portable

2. excited

3. painting

4. mainly

5. unhealthy

6. careless

7. unhappy

8. employees

9. better

10. furnished

      Miss Lien live in a small house on Hanoi (live → lives).She teaches English at a school there.She usually is breakfast in seven in the morning and she has dinner at twelve o'clock in the canteen of the school (is → has;in → at).She teaches his students in the morning (his → her).She teaches them dialogues on Wednesdays to Fridays (on → from).On Mondays, she teach them grammar (teach → teaches).On the evening, she usually stays at home and listens books (listens → reads). She sometimes goes to the movie theatre. She always go to bed at ten o'clock (go → goes). 

\(a\))

\(n_P=\dfrac{46,5}{31}=1,5\left(mol\right)\)

\(4P+5O_2\xrightarrow[]{t^o}2P_2O_5\)

\(1,5\)   \(1,875\)               \(\left(mol\right)\)

\(m_{O_2}=1,875.32=60\left(g\right)\)

\(b\))

\(n_{Al}=\dfrac{67,5}{27}=2,5\left(mol\right)\)

\(4Al+3O_2\xrightarrow[]{t^o}2Al_2O_3\)

\(2,5\)    \(1,875\)                \(\left(mol\right)\)

\(m_{O_2}=1,875.32=60\left(g\right)\)

\(c\))Câu này mình đặt ở đktc nhé

\(n_{H_2}=\dfrac{33,6}{22,4}=1,5\left(mol\right)\)

\(2H_2+O_2\xrightarrow[]{t^o}2H_2O\)

\(1,5\)     \(0,75\)              \(\left(mol\right)\)

\(m_{O_2}=0,75.32=24\left(g\right)\)

7. Vy ate a lot last night, she had a stomachache.

8. If you study hard, you will pass the exam.

9. If you make noise, you will wake the baby up.

10. If they come late, we won't wait for them.

11. If I had enough money now, I would buy a new laptop.

12. If you behave yourself well, your parents will be happy.

13. The road in front of my house was flooded due to the heavy rain.

14. Noise pollution causes a change in animals' living pattern.

15. Radioactive pollution is very dangerous since it can cause abnormal growth.

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1.She__is__over skinned.