20. “I usually go to work by bus.” “” A. trying to go B. try going C. to try going D. try go 21. It s no use your chickens before they are hatched. A. counting B. count C. to count D. of counting A. to move B. moving C. move D. to be moving 23. The dog ______ in a terrible condition when we found it. A. is B. has been C. would be D. was 24. The boy will soon settle down once he ______ to know the others in the class. A. will get B. is getting C. got D. gets

light green.

A. Paint B. Painting C. to paint D. painted

26. A. To be scolded B. To have been scolded

C. Being scolded D. Having been scolded

to go to the football match, please raise your hands.

A. will wish B. wish C. wishing D. wished

28. A. Comparing B. To compare C. Compared D. Having compared

29. There was a knock at the door. It was the second time I that evening.

A. interrupted B. was interrupting C. had interrupted D. had been interrupted

30. He was in poverty at the time, t have accepted the money.

A. However B. Therefore C. Otherwise D. Then

31. Not only you but also I mistaken.

A. am B. had C. were D. have

the door when he rushed into the office out of breath.

A. I opened B. did I open C. I had opened D. had I opened

33. Not until the early years of the 19thwhat heat is.

A. man knew B. didn t man know C. man did know D. did man know