—Kevin, is this your notebook?—No, it____ be Alice's. Look, her name is on it.

1. —Kevin, is this your notebook?

—No, it____ be Alice's. Look, her name is on it.

A. must B. can C. can't D. shouldn't

【考点】

must表示推测;

【答案】

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单选题普通

1. — Where is my umbrella? I put it here just now.

—Someone ____ have taken it away. Let's ask that man over there.

A. can't B. would C. must D. needn't

单选题容易

2. I heard you laughing in the meeting room. You____be very happy

A. can B. should C. need D. must

单选题容易