不定式的完成式 : R% p) ~ s) S: c- R) P 当不定式的动作发生在谓语动词的动作之前，不定式要用完成式，在句中可作宾语，状语以及构成复合宾语，复合谓语。 4 \$ p: p3 x; n& W) b+ x \
She seemed to have heard about the news already. . A1 P2 m6 ~! ]' z4 J5 Q He was believed to have been a very rich man. 来自www.Examw.com - n9 D x8 F& @+ \3 m2 M; T; Z不定式的完成被动式 " U( M( I$ k* Y0 c! L! L/ X( i 当不定式的逻辑主语是这个不定式所表示的动作的承受者，且不定式的动作发生在谓语动词的动作之前，不定式要用完成被动式，在句中可作主语，宾语或构成复合宾语，复合谓语。 7 g/ c7 e& F9 T/ ?- R
The forest fire is reported to have been put out last night. . W0 m2 _; q) |# i. c
It is supposed to have been finished without referring to any reference books.
发表于 2012-8-14 00:34:20
