题文
-Is Jack on duty today?
-It ____ be him. It’s his turn tomorrow.
| A.mustn’t | B.won’t | C.can’t | D.needn’t |
推荐试卷
-Is Jack on duty today?
-It ____ be him. It’s his turn tomorrow.
| A.mustn’t | B.won’t | C.can’t | D.needn’t |
试题篮
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