摘要： The chair looks very old, but in fact it is very comfortable to . A. sit B. sit on C. be sat D. be sat on ( ) 23. Is necessary to return the book tomorrow? A. this B. that C. it D. which ( ) 24. I'm afraid they would not allow him here. A. to smoke B. smoking C. smokes D. smoke ( ) 25. Mother told me the water before I drank it. A. boiling B. boiled C. boil D. to boil ( ) 26. On my way home, I stopped some food. A. buy B. to buy C. buying D. bought ( ) 27. John was made the car for a week as a punishment. A. to wash B. washing C. wash D. to be washing ( ) 28． He coughed day and night. His wife asked him smoking. A.give up B.giving up C.to give up D.gave up

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