一道英语被动语态选择题He ________ cross the street.A.seesB.saw ...toC.was seenD.was seen to

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一道英语被动语态选择题He ________ cross the street.A.seesB.saw ...toC.was seenD.was seen to

一道英语被动语态选择题He ________ cross the street.A.seesB.saw ...toC.was seenD.was seen to
一道英语被动语态选择题
He ________ cross the street.
A.sees
B.saw ...to
C.was seen
D.was seen to

一道英语被动语态选择题He ________ cross the street.A.seesB.saw ...toC.was seenD.was seen to
D
see sb do sth 被动:sb be seen to do sth
see sb doing sth 被动 :sb be seen doing sth
感官动词+ sb+do 是一个省to的不定式
因此,在改成被动时,要加上to

绝对是D

D