It iswell known to us all ) Xi an is an old city 單選A what B as C which D than
It iswell known to us all ) Xi an is an old city 單選A what B as C which D than
英語人氣：446 ℃時間：2020-01-31 11:27:58
優(yōu)質解答
They have not settled the question of ( whether ) it is necessary for him to go abroad if 與whether 都可引導賓語從句,但是,當是介詞的賓語從句時需用whether.根據題意,that不對,haven't settled thequestion ...
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