選A. since 自從
注釋:“since+過(guò)去時(shí)間”用于現(xiàn)在完成時(shí)(have/has done sth.),符合題意.
不能選D,因?yàn)?until+過(guò)去時(shí)間"用于一般過(guò)去時(shí),而不能用于現(xiàn)在完成時(shí).
如:He didn't go to bed until 12:00 last night.
27.He hasn’t heard from his friend __________ last month.
27.He hasn’t heard from his friend __________ last month.
對(duì)不起啊,還有
A.since B.by the end of C.for D.until
就是AD我選不出
為什么不選D
對(duì)不起啊,還有
A.since B.by the end of C.for D.until
就是AD我選不出
為什么不選D
英語(yǔ)人氣:731 ℃時(shí)間:2020-02-05 06:43:15
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