题目列表(包括答案和解析)

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55、The doctor was busy         on the woman at that time.

     A.operate          B.operating         C.to operate    D.operated

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54、It's not easy            a foreign language.

     A.learns       B.learn        C.to learn          D.learning

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53、Sorry I've kept you           for a long time.

     A.wait             B.to wait      C.waiting          D.waited

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52、This maths problem is difficult. Let me         it over.

       A.to think       B.thinking          C.think       D.thought

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51、It's raining hard. You'd better           .

     A.go out       B.not go out   C.no to go out  D.to not go out

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50、We'll try          the work before seven o'clock.

     A.finished          B.finish       C.to finish          D.finishing

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49、He told them                on with the work.

     A.to go       B.going       C.go              D.went

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48、I'd love           that film, will it be on tomorrow?

     A.see             B.to see       C.seeing      D.seen

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47、Will you help me            this morning?

     A.do the wash                    B.to do the wash

     C.do the washing                  D.doing the washing 

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46、I'd like my good friend            to my home.

     A.come       B.will come    C.coming          D.to come

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