Robots Period 3 Grammar
we often see him act like that.＝he is often seen to act like that.我們常常看到他那樣做。(2)在can't help but，have nothing to do but結(jié)構(gòu)中，介詞but后的不定式省去to。如：i can't_help_but suspect his motive.我不禁懷疑起他的動(dòng)機(jī)。i have_nothing_to_do_but_watch tv.我沒什么事情可做，除了看電視。(3)不定式有時(shí)要用主動(dòng)形式表示被動(dòng)意義①形容詞以及含有形容詞的名詞后的不定式，一般用主動(dòng)形式表示被動(dòng)意義，其中形容詞常見的有easy，difficult，important，impossible等。如：the work is impossible_to_finish in two days.工作不可能兩天之內(nèi)完成。 english is not so easy_to_learn.英語(yǔ)并不好學(xué)。②一些固定用法，如“挨罵，受責(zé)備，受批評(píng)” 用be to blame；“(東西等)出租”用to let。he is to blame for what he has done.他應(yīng)為他所做的受責(zé)備。the house is to let.房子要出租。step 3 exercises1.the crowd cheered wildly at the sight of liu xiang，who was reported ______ the world record in the 110－meter hurdle race.a.breaking b.having broken c.to have broken d.to break2.i like getting up very early in summer.the morning air is so good ______.a.to be breathed b.to breathe c.breathing d.being breathed3.______ the project as planned，we'll have to work two more hours a day.a.completing b.complete c.completed d.to complete4.having a trip abroad is certainly good for the old couple，but it remains______ whether they will enjoy it.a.to see b.to be seen c.seeing d.seen5.i hurried to the meeting hall，only______ that the meeting had been put off.a.to tell b.to be told c.telling d.told6.do let your mother know all the truth；she appears______ everything.a.to tell b.to be told