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答案:ought后加to 3 。答案:found→find4.You had better not to smoke here. Smoking is forbidden in this room._________________________________________________________________解析:had better意為“最好”,后跟動(dòng)詞原形,故去掉to。答案:去掉let前的to2. (2016年浙江卷)Then he and my mother would have had a drink while she prepared dinner and they would talk about his day and hers._________________________________________________________________解析:would表示過(guò)去常常,后跟動(dòng)詞原形,故去掉had。 must表示對(duì)現(xiàn)在的肯定推測(cè)。t changed a bit after all these years.解析:句意:你肯定是卡羅爾。t have done意為“本沒(méi)有必要做某事而實(shí)際上已經(jīng)做了”。t________ (worry