—Look! Isn’t that Peter’s sister?—No it be her—I’m sure she doesn’t wear glasses.A. shou

问题补充：

—Look! Isn’t that Peter’s sister?

—No, it be her—I’m sure she doesn’t wear glasses.

A. shouldn’t

B. oughtn’t

C. mustn’t

D. can’t

答案：

A. shouldn’t

B. oughtn’t

C. mustn’t

(答案→)D. can’t

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