) 非谓语动词 非谓语动词:包括不定式to do,动名词doing,过去分词done 及现在分词doing
动词不定式: 1
作主语或表语
1) It is hard _____ a high mountain
(climb) (不定式作主语,常用 it 作形式主语
) 2) The only way to reach the edge of the forest ___ the narrow dirt path in front of us
was to take B
was to taking C
will take D
was taken (不定式作表语,常用来说明主语内容
某些动词后须跟不定式to do 作宾语: e
afford, agree, decide, demand, offer, determine, hope, expect, wish, happen, fail, manage, desire, long(渴望), plan, prepare, pretend, promise, refuse, intend, seem;… 3
某些动词后须用不定式作宾补 v
+to do e
advise, allow, permit, forbid, ask, beg, cause, choose, drive(驱使), enable, encourage, expect, wish, force, get, invite, prefer, tell, think, want, warn, order, require, call on, depend on… 4
动词let, have, make, notice, watch, observe, feel, hear, see, 后用动词原形作宾补
如改为被动语态