could偏重于意愿
be able to偏重于能力??????????? ????ι?????????????? ?????could ?????????????? could????????????????????????????????????????ε?????????? ????A???????????ζ?????????????????????????????????ε??????
He was a good swimmer so he -swim to the river bank when the boat sank.A.couldBmightCshouldDwas ab
He was a good swimmer so he -swim to the river bank when the boat sank.A.couldBmightCshouldDwas ab
A. could B. might C. should D.was able to.答案是D.為什么A 不對(duì),could 比be able to 語氣弱,有這點(diǎn)區(qū)別嗎?謝謝
A. could B. might C. should D.was able to.答案是D.為什么A 不對(duì),could 比be able to 語氣弱,有這點(diǎn)區(qū)別嗎?謝謝
英語人氣：119 ℃時(shí)間：2019-10-26 01:03:20
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