encourage的用法和辨析

　　注:疑问词带不定式在句中作成分时，谓语动词用单数。

　　(3)当复合宾语中的宾语是不定式时，先用形式宾语it代替不定式，把不定式置于补语之后，即:主语+动词+it+补语+to do句式。

　　例:We think it quite important for us to learn a foreign language well.

　　3、折叠作补语

　　(1) 动词+宾语+不定式(to do)

　　常见动词:advise，allow，believe，cause，challenge，compel，declare，encourage，forbid，force， find，hire，induce，instruct，invite，like，order，permit，persuade，remind，request，require，select，send，suppose，tell，train，urge

　　例: Father will not allow us to play on the street.

　　父亲不让我们在街上玩耍。

　　(2) to + be 的不定式结构，作补语的动词。

　　常见动词:acknowledge, believe, consider, think, declare(声称), discover, fancy(设想), feel, find, guess, judge, imagine, know, prove, see(理解), show, suppose, take(以为), understand

　　例:We consider Tom to be one of the best students in our class.

　　我们认为汤姆是班上最好的学生之一。

　　(3) to be +形容词

　　常见动词:seem, appear, be said, be supposed, be believed, be thought, be known, be reported, hope, wish, desire, want, plan, expect, mean…

　　例:The book is believed to be uninteresting.

　　人们认为这本书没什么意思。

　　(4) there be+不定式

　　①(believe,expect,intend,like,love,mean,prefer,want,wish,undrstand)

　　例:We didn't expect there to be so many people there.

　　我们没料到会有那么多人在哪里。

　　②有些动词需用as 短语做补语(regard,think,believe,take,consider.)

　　例:We regard Tom as our best teacher. 我们认为汤姆是我们最好的老师。