Question

Tick the correct forms of the verbs.
19. It ___________________ scientifically ______ that low-level radiation damages tissues,

cells, DNA and other vital molecules.

(a) had been, established

(b) has been, established

(c) was, established

(d) will be, established

20. The windows _______________ after I had cleaned them.

(a) sparkle

(b) had been sparkling

(c) were sparkling

(d) sparkled

21. If I _____________money I _______________a new house.

(a) have money, will buy

(b) had, would buy

(c) had money, would buy

(d) had, will have bought

22. If you ___________________hard, you would have passed.

(a) had worked

(b) have worked

(c) would have worked

(d) worked

23. We ________________ to Guwahati by Rajdhani Express last month.

(a) had gone (b) have gone (c) went (d) were going

24. I _____________________ his homework as yet.

(a) did not complete (b) had not completed (c) have not completed (d) do not complete

25. It ____________________for one hour when I reached home.

(a) has been raining (b) had been raining (c) was raining (d) rained​

Answer 1

Answer:

c)

d)

a)

c)

d)

c)

b)

Explanation:

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