這是賓語從句,要注意連接詞、時態(tài)、語序三要素.
因?yàn)橹骶涫莇idn't know過去時,所以賓語從句要用過去的時態(tài),AD 不正確
Bcould they 這個語序是疑問語序,如果改成 they could 就對了
C 是不定式短語,可以放在疑問詞后面使用
They didn't know _____their holiday?
They didn't know _____their holiday?
A,how they can spend
B,how could they spend
C,how to spend
D,how they will
要說明原因噢,為什么?B怎么不對
A,how they can spend
B,how could they spend
C,how to spend
D,how they will
要說明原因噢,為什么?B怎么不對
英語人氣:596 ℃時間:2019-08-19 12:02:21
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