Old people must be look after well and( )politely.A.spoken to B.speak C.spoken D.spoke to 选哪个?为什么?

Old people must be look after well and( )politely.A.spoken to B.speak C.spoken D.spoke to 选哪个?为什么?
英语人气:822 ℃时间:2020-03-30 18:27:43
优质解答
Old people must be looked after well and spoken to politely.
被动语态是be+done的形式,所以look需要用过去分词的形式,speak 用在这里是不及物动词,需要用介词.例如: speak to sb,speak in certain language,speak about sth .
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