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before为什么是完成时标志
我的英语基础烂到不行
答:
答案B. This is the first time 后面所加从句应为现在
完成时
,故选B。 (2) ---Have you ___ been to our town
before
? ---No, it’s the first time I ___ here. A. even, come B. even, have come C. ever, come D. ever, have come 答案D. ever意为曾经或无论何时,反意词为never,...
问一个句子!
答:
将来
完成时
的构成 将来完成时的构成是由"shall/will + have +过去分词"构成的。
Before
long he will have forgotten all about the matter. 不久他就会全然忘记这件事的。 He is somebody now. He will not have remembered his old classmates. 他现在是一个有身份的人了,他...
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