A/

I)

1-D.those

2-B.natural

3-B.suburb

II)

4-B.since

5-D.disappointed

6-C.turn off

7-B.but

8-D.will be produced

9-B.am going

10-A.because

11-A.wealth

12-D.wouldn't

13-D.fast

III)

14-A.enough strong ⇒ strong enough

15-A.that⇒who

16-A.learned⇒have been learning

IV)

17-A.in

18-C.the

19-C.feed

20-D.the same

21-B.who

22-A.arriving

23-B.improve

24-A.collect

B/

I)

1-happy

2-choice

3-invention

4-musician

II)

5)F

6)T

7)T

8)T

III)

9) I wish I could speak english well.

10) Paper money has been used for thousands of years.

11) He asked her when she would leave there.

12) She is not only clever but also careful.

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