短语部分没有独立主语,则短语结构称为非谓语动词。
: r- C4 L! m+ D, {2 O2 o) G4 s7 R9 m非谓语动词的结构:分词(分词短语)5 A/ _ ^6 v1 S, f8 R" ?; |
句子的主语决定非谓语动词中的分词是用主动还是被动形式。如果是句子的主语发出动作,则使用现在分词;如果动作不是由句子的主语发出,则使用过去分词。/ L' I( R7 N0 I. t$ Z, ]
43.No matter how frequently _A_, the works of Beethoven always attract large audiences.1 E n! y9 B9 R; i% A- h7 x) H
A performed B performing C to be performed D being performed
. C& z* d$ x0 M9 w2 ~/ y& r0 [perform vt. 表演,演出,演奏;
9 o" a$ t) g0 t8 W0 }to be performed 将要被演奏; being performed 正在被演奏;
' K: C3 L- d8 L) u4 c7 s一些特殊的动词:7 }) N3 L8 P- a1 W& J( h
第一点:forget 忘记; [反义] remember 记得;* A; U/ A5 I7 G+ {8 F; G
这两个词后加动词不定式表示将要进行的行为;这两个词后加动词ing形式表示已经做过的事情。 M# {) Z4 Q0 z3 D* T
注意:动名词与现在分词形式一样,但含义不同。这两个词后加动词ing形式都是动名词。( a5 h3 E6 i* {% D1 V' k
forget to do sth. 忘记要去做某事; forget doing sth. 忘记做过某事;, }0 H4 e/ e; p
remember to do sth. 记得要去做某事; remember doing sth. 记得做过某事;. z0 h) k' C/ d1 C% t
62. I remember _B_ to help us if we ever got into trouble.+ |5 Z$ s' c6 W( _+ f- G& D3 D# g
A once offering B him once offering C him to offer D to offer him
+ I$ w# j! k/ Z# e3 ^0 x# foffer vt. 提出,提供; offer sb. sth. / offer to do sth.
0 X; _: o) j/ P5 L: e: Ohim once offering 如果改成 his once offering 也正确。 |