因?yàn)閔ad heard是過(guò)去完成時(shí),表示“過(guò)去的過(guò)去”發(fā)生的行為
本題沒(méi)有這個(gè)意思,就是指“在過(guò)去某個(gè)時(shí)間點(diǎn)聽(tīng)到”,所以用一般過(guò)去時(shí).
One day while I ____ along the street,I ____ someone calling.
One day while I ____ along the street,I ____ someone calling.
A.walked…was hearing B.was walking…h(huán)as heard
C.was walking…h(huán)ad heard D.was walking…h(huán)eard
為什么選D不選C
A.walked…was hearing B.was walking…h(huán)as heard
C.was walking…h(huán)ad heard D.was walking…h(huán)eard
為什么選D不選C
其他人氣:775 ℃時(shí)間:2020-01-28 10:02:37
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