1, overpopulated

2, information

3, life expectation

4, to cause

5, because

6, so

7, to

8, by

9, slums

10, How is the overpopulation in Vietnam?

11, It’s about life in the city.

12, The streets in front are slippery.

13, living

14, polluted

15, population

16, knowledgeable

17, longer

18, disagree

19, We think pollution is the biggest effect of overpopulation.

20, If the birthrate is higher than the death rate, the population will increase.

21, a - because

22, b – for

23, c – many

24, d – ways

25, b – should

26, a – and

27, True

28, False

29, False

30, False

31, Reducing overpopulation

32, decrease

33, Because the weather was bad they can’t go camping

34, The exercise is easy enough for me to do.

35, He isn’t tall enough to play basketball well.

36, People ought to have fewer children.