11. Laughing is very good ………………. your health.

A. for B. of C. at D. to

12.When you have a fever, you should drink more water, stay in bed and relax ………….

A. much B. more C. most D. less

13. Volunteers always do general ……………. such as talking with the elderly, repairing houses, providing food and so on. 

A. matters B. labors C. jobs D. activities

14.Last year, our class came to the village and ………………. meals for the poor.

A. cook B. offered C. do D. make

15.What has she ………………. for that orphanage?

A. do B. did C. done D. doin

5. The seafood she ate this morning makes her feel ………………. all over.

A. well B. good C. itchy D. weak

6. You can help your young children learn better by ………………. them how to do homework after school.

A. teaching B. doing C. offering D. helping

7. We ………………. to Ho Chi Minh three times. Last summer we ………………. there by plane.

A. flew/ gone B. have flown/ have gone C. flew/ went D. have flown/went

8. When you have a flu, you may have a cough and a ………………. nose.

A. run B. running C. runny D. flowing 

9.It is interesting ………………. leaves from different countries.

A. collect B. collecting C. to collect D. collected

10.I love playing volleyball, ………………. my father doesn’t.

A. and B. so C. because D. but

1. My family has decided to use ….……. electricity by using more solar energy instead. 

A. more B. less C. much D. fewer

2. She studied very hard, ………………. she passed all the exams.

A. so B. and C. because D. but

3. All of them enjoy ………………. to rock music

. A. to listen B. listening C. listen D. to listening

4. My friend is interested in riding a horse. He rides a horse three ………………. a week.

A. time B. a time C. times D. timings

Cho hình vẽ: a. Đường thẳng b có vuông góc với đường thẳng AB ko? Vì sao

b. Tính số đo góc D.

c. vẽ tia phân giác Cx của góc ACD, tia Cx cắt BD tại I. Tính góc CID

Cho hình vẽ: a. Đường thẳng b có vuông góc với đường thẳng AB ko? Vì sao

b. Tính số đo góc D.

c. vẽ tia phân giác Cx của góc ACD, tia Cx cắt BD tại I. Tính góc CID