选A
你看he was是被动语态be heard to do something
后面则是短语hear sb to do something
考的是被动语态和hear的用法
He was often heard ( )in his apartment before,but now,no one can hear him ( ).
He was often heard ( )in his apartment before,but now,no one can hear him ( ).
A.to sing;sing
B.sing;sang
C.singing;singing
D.sing;singing
并说明一下原因
A.to sing;sing
B.sing;sang
C.singing;singing
D.sing;singing
并说明一下原因
英语人气:299 ℃时间:2019-08-16 22:12:47
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