選A
must在這里表判斷,意思是一定是
而mustn't只有一個意思,那就是禁止
can在這里也表判斷,意思是可能
那么can't的意思也就是不可能
Look!The man at the gate _____ be our headmaster .He is always standing there every morning
Look!The man at the gate _____ be our headmaster .He is always standing there every morning
No,it _____be him.He is holding a meeting in the office now.
A.must;can't
B.must;mustn't
C.can;can't
D.can;mustn't
選哪一個 為什么
No,it _____be him.He is holding a meeting in the office now.
A.must;can't
B.must;mustn't
C.can;can't
D.can;mustn't
選哪一個 為什么
英語人氣：854 ℃時間：2019-10-17 05:52:50
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