23.He pretended ___ nothing about it.a.knowb.to knowc.knowing选什么,怎么分析的?

23.He pretended ___ nothing about it.a.knowb.to knowc.knowing选什么,怎么分析的? 他假装病了以便能待在家里 He pretended to be ill ___ ___ he could stay at home He pretended ___ when his mother stepped into his room.A.to study B.studying C.to be studying请问为什么选c? 同义句改写：He pretended that he didn't know the answerHe pretended ____ ____ know the answer 是不是病句?he pretended that he didn't know her when she passed him He pretended that he did not know the man.改同义句 Tom pretended to cheerful,___ nothing about the argument.用says,said,to say还是saying？ 单句改错 I pretended to reading the text when he came in He pretended to be sleeping when I came in．(to be sleeping ） The naught boy pretended ________ (read) when he saw his mother coming. He pretended to be reading a book 中为什么用be reading Tom pretended _______(finish) his homework.In fact,he didn't. When we talked about the computer,he pretended to be an expert.翻译 When I said hello to him,he pretended not (recognize) me at first. I couldn’t understand why he pretended _________ in the bookstore 三道英语不定式题目1.He happened____(telephone)when I went in.2.The girl pretended ___(listen)when the teacher looked at her.3.Charles Babbage is generally considered ___the first computer.A.TO have invented B.inventing C.to invent D.having i When I came into the room,he pretended ________ asleep．A.being B.be C.to be D./ When his mother came home,he pretended( )soundA .sleepingB .to sleepC .to have sleptD .to be sleeping