Question

28
21 There will always be a conflict between -------
old and --------young-------
young people want ------
change but old people want--------things to stay----- Same.
29 In the past------ most young boys became a farmer or got another
job in their village.
30 ----- city life is very noisy hectic and dirty.
30 The waste gases of cars and factories are the primary reasons for------
air pollution.
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Answer 1

Answer:

sorry friend I don't know this answer because it will be not now

Answer 2

Answer:

21. an , the , the , the , the , the

29. the

30. the

30. an