独立主格与非谓语动词:

　　独立主格

　　独立主格的结构一: 名词(代词)+ 分词 [现在分词、过去分词]

　　Silver is the best conductor of electricity, copper __ it closely.

　　A followed B following C to follow D being followed

　　All things __, the planned trip will have to be called off.

　　A considered B be considered C considering D having considered

　　独立主格的结构2:with + 名词(代词)+ 分词 [句子当中作状语]

　　After the Arab states won independence, great emphasis was laid on expanding education, with girls as well as boys __ to go to school.

　　A to be encouraged B been encouraged C being encouraged D be encouraged

　　非谓语动词

　　非谓语动词的结构:分词(分词短语)

　　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.

　　43.No matter how frequently __, the works of Beethoven always attract large audiences.

　　A performed B performing C to be performed D being performed

　　perform vt. 表演,演出,演奏;

　　to be performed 将要被演奏; being performed 正在被演奏;

　　一些特殊的动词:

　　第一个:remember 记住;

　　62. I remember __ to help us if we ever got into trouble.

　　A once offering B him once offering C him to offer D to offer him

　　第二个:want 想要;

　　48. Your hair wants __. You'd better have it done tomorrow.

　　A cut B cutting C to cut D being cut

　　18. This room is so dirty that it wants __.

　　A cleaning B to clean C being cleaned D cleaned

　　第三个:mean 意味;

　　25. There's a man at the reception desk who seems very angry and I think he means __ trouble.

　　A making B to make C to have made D having made