1.What can people do to............the pollution?
2.A super smart TV will help us……………………..things from the supermarket even when we are at home.
3.Our future house will use…………………..energy,so it is very friendly to the environmert.
4.The Nile River is the..............river in the word
5...............do you think about the life in the Moon?
6.We can save a lot of.........................if ưe remember to turn off all the electric appliances when ưe go out. 
 

1. A.tired   B.favourite   C.exciting   D.bicycle

2. A.read   B.teach   C.head   D.eat

3. A.clock   B.cinema   C.soccer   D.cold

4. A.dad   B.hat   C.plant   D.happy

5. A.ask   B.plastic  C.back   D.grandparent

6. A.that   B.tap   C.backpack   D.classmate

7. A.clothing   B.brother   C.thick   D.there

8. A.polluted   B.prepared   C.recycled   D.watered

9. A.fear   B.repeat   C.idea   D.really

Question 26. It took Mr. Hoang half an hour to walk to work yesterday.

=> Mr. Hoang spent ……………………………………………………………………..……………………………………….

Question 27. What is the price of this cap?

=> How much does …………………………………………………………………….………………………………………?

Question 28. You shouldn’t eat too much meat.

=> You’d …………………………………………………………………………………………………………..………………….

Question 29. Lan is the youngest of the three sisters.

=> Lan has …………………………………………………………………………………………………….…………………….

Question 30. Our house is older than any other houses in the living center.

=> Our house ………………………………………………………………