公共英语一级
单选题第44题选
A.know
B.to know
C.knowing
参考答案:A进入在线模考
本题考查的是let的用法。let sb.do sth.后面需要使用动词原形,故A正确。【知识拓展】常见的使役动词还有have,make,具体用法如下:1.have使,让,不用于被动语态(1)have+宾语+done①叫、让、请别人做某事,表动作的执行者不是主语也不是宾语而是别人。例:l,11 have my bike repaired this afternoon.今天下午我要请人修自行车。②遭遇不幸事件。例:He had his wallet stolen at the station.他的钱包在火车站不幸遭窃。(2)have+宾语+do让…做某事,动作执行者为宾语。例:He had her go there.他让她去那儿。2.make使…(有轻微强迫之意)(1)make+宾语+d0迫使某人做某事,被动语态为be made to do。例:The boy made the girl cry,.男孩把女孩惹哭了。(2)make十宾语+adj./adv./prep./n.使…处于某种状态。例:His illness made him very weak.他的病使他很虚弱。 (3)make+宾语+doin9使…处于某种状态,并强调动作的主动性。例:The story made him feeling sad.这个故事使他很难受。(4)make+宾语+done使处于某种状态,并强调动作的被动性。例:Please speak louder to make yourself heard.请讲大声一点以便让别人听到你。
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