21. China recently tightened its waters controls near the Huangyan Island to prevent Chinese fishing boats from ______in the South China Sea.
A. attacking B. having attacked C. being attacked D. having been attacked
22. ________ two hours daily has made considerable difference to my physical condition.
A. To walk B. Walking C. Walked D. Having walked
23. She seems to prefer ________ American TV shows to talking to me.
A. to watch B. to be watching C. watching D. having watched
24. The dictionary of the new evidence led to ________.
A. the thief having caught B. catch the thief
C. the thief being caught D. the thief to be caught
25. I don’t allow ______ in my office and I don’t allow my family ______ at all.
A. to smoke; smoking B. smoking; to smoke
C. to smoke; to smoke D. smoking; smoking
26. Bill suggested ______ a meeting on what to do for the Shanghai Expo during the vacation.
A. having held B. to hold C. holding D. hold
27. —What are you going to do this evening?
—We are considering ______ and it is considered ______a good idea.
A. going swimming; to be B. to go swimming; being
C. going swimming; being D. to go swimming; to be
28. --What do you think of the book?
--Oh, excellent, it's worth _______ a second time.
A. to read B. to be read C. reading D. being read
29. Do you mind_____ alone at home?
A. Jane leaving B. Jane having left C. Jane’s being left D. Jane to be left
30. As we all know, it was _____ that resulted in the terrible car accident.
A. her being careless B. because of her carelessness
C. because she was careless D. she was so careless
21. C。这是prevent sb. from doing sth.句型，结合语境应用被动形式表示“阻止中国渔船被袭击”。
22. B。结合语境这里空白处需要主语，而且是描述一般性行为，故用一般式即可。
23. C。结合语境这里是prefer doing…to doing…句型，表示“宁愿做……而不愿做……”。
24. C。led to后接名词或动名词短语作宾语，同时the thief being caught是动名词复合宾语结构。
25. B。allow doing表示“允许做某事”；allow sb. to do sth.表示“允许某人做某事”。
26. C。suggest doing 表示“建议做某事”，是固定搭配。
27. A。consider doing sth.表示“考虑做某事”；consider…to be…表示“认为……是”。
28. C。be worth doing表示“值得做某事”，动名词主动形式表示被动意义。
29. C。Do you mind doing sth…?表示“你介意……吗？”，leave sb. alone表示“把某人单独留下”，结合语境应用被动形式。
30. A。这是一个强调句型，空白处缺少主语，因此只有动名词复合结构her being careless可以作主语。
A. attacking B. having attacked C. being attacked D. having been attacked
22. ________ two hours daily has made considerable difference to my physical condition.
A. To walk B. Walking C. Walked D. Having walked
23. She seems to prefer ________ American TV shows to talking to me.
A. to watch B. to be watching C. watching D. having watched
24. The dictionary of the new evidence led to ________.
A. the thief having caught B. catch the thief
C. the thief being caught D. the thief to be caught
25. I don’t allow ______ in my office and I don’t allow my family ______ at all.
A. to smoke; smoking B. smoking; to smoke
C. to smoke; to smoke D. smoking; smoking
26. Bill suggested ______ a meeting on what to do for the Shanghai Expo during the vacation.
A. having held B. to hold C. holding D. hold
27. —What are you going to do this evening?
—We are considering ______ and it is considered ______a good idea.
A. going swimming; to be B. to go swimming; being
C. going swimming; being D. to go swimming; to be
28. --What do you think of the book?
--Oh, excellent, it's worth _______ a second time.
A. to read B. to be read C. reading D. being read
29. Do you mind_____ alone at home?
A. Jane leaving B. Jane having left C. Jane’s being left D. Jane to be left
30. As we all know, it was _____ that resulted in the terrible car accident.
A. her being careless B. because of her carelessness
C. because she was careless D. she was so careless
21. C。这是prevent sb. from doing sth.句型，结合语境应用被动形式表示“阻止中国渔船被袭击”。
22. B。结合语境这里空白处需要主语，而且是描述一般性行为，故用一般式即可。
23. C。结合语境这里是prefer doing…to doing…句型，表示“宁愿做……而不愿做……”。
24. C。led to后接名词或动名词短语作宾语，同时the thief being caught是动名词复合宾语结构。
25. B。allow doing表示“允许做某事”；allow sb. to do sth.表示“允许某人做某事”。
26. C。suggest doing 表示“建议做某事”，是固定搭配。
27. A。consider doing sth.表示“考虑做某事”；consider…to be…表示“认为……是”。
28. C。be worth doing表示“值得做某事”，动名词主动形式表示被动意义。
29. C。Do you mind doing sth…?表示“你介意……吗？”，leave sb. alone表示“把某人单独留下”，结合语境应用被动形式。
30. A。这是一个强调句型，空白处缺少主语，因此只有动名词复合结构her being careless可以作主语。
