41.In winter we go the hill_________.

A. skiing B. to ski C. ski D. for ski

答案：(A)

属名词化的动名词，这类词有：skiing，swimming，living，acting，singing，walking，running，working，laughing，crying 等;

42.She_________ playing volleyball very much.

A. has B. wants C. lets D. enjoys

答案：(D)

有些动词后只能跟动名词，这类词有：enjoy，admit，avoid，consider，dislike，delay，finish，imagine，include，keep，mind，miss，practise，recall，repent，resent，resist，risk，stop，suggest ;

43.They are busy _________.

A. to do this B. doing this C. to this D. did this

答案：(B)

属“形容词 介词 动名词”结构，这类词有：busy (in) doing according to doing

aware of doing apologetic for doing capable of doing confident of doing

angry about doing exact in doing afraid of doing fond of doing guilty of doing

hopeful of doing intent on doing tired of doing responsible for doing suitable for doing

wrong in doing right in doing 等;

44.She had a hard time _________mathematics.

A. to study B. studies C. studing D. study

答案：(C)

have …doing… 主报考;have……done 被报考;

45.He is now accustomed to_________ early.

A. works B. working C. work D. worked

答案： (B)

be accustomed to doing 习惯于;

46. The man tries to avoid _________his manager.

A. to meet B. meet C. to be meeting D. meeting

答案：(D)

见第42题;

47.The engineer demanded that Smith_________ with him.

A. go B. must to C. went D. will go

答案：(A)

见第28题;

48.The plants have stopped _________.

A. to grow B. to be growing C. for growing D. growing

答案：(D)

见第42题;

部分连接动词的区别：

○ try doing 意为“尝试”，重在做;try to do 意谓“企图”，重在想办法;

○regret doing 指对过去的行为懊悔;regret to do 指对现在的事情抱歉;

○cannot help doing 禁不住;cannot help to do 不能帮忙;

○propose doing 建议做;propose to do 打算做;

○stop smoking 戒烟;stop to smoke 停下来吹烟;

○go on doing 继续做同一件事;go on to do 接着做另一件事;

○remember doing 表已完成的;remember to do 表未完成的动作;

○forget doing 忘记已做了的事;forget to do 忘记要做的事;

○agree on doing 商量做某事;agree to do 同意做某事;

○be good at eating 会吃 it is good to eat 很好吃

○be afraid of dying 恐怕要死了(客观);be afraid to die 害怕得要死(主观);

○like doing (长期的) 爱好;like to do (一时的)兴趣;

○living 钟爱的;lovely 可爱的;likely 可能的;

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