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例如:The new cinema to be put up next year will be very large. The cinema is said to have been built last year.。 例如:I’m sorry to have broken your glasses.3. 不定式進行式表示不定式的動作已在進行,與謂語動詞同時發(fā)生。二、復(fù)習(xí)時需要注意的要點1. 動詞不定式一般式表示的動作可能與謂語動詞的動作同時發(fā)生,也可能在其之后發(fā)生。例3 It’s too hard ________ it by himself. A. not to do B. to do C. that I do D. doing答案:B提示:too … to”是太 …… 而不能的意思。不定式的形式有五種:1. 一般式to do例如:I like to read English.2. 進行式to be doing例如:He seems to be reading something at that time.3. 完成式to have don