单项选择题

—I wonder why Mr. Brown hasn’t showed up at the meeting yet.
—I’m not sure, but he ______ in a traffic jam driving here.

A. could be stuck

B. might stuck
C. might have been stuck

D. must have stuck
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单项选择题
A. She is afraid. B. She has never taken the bus before.C. She is new here. D. She does not want to tell him.
A. She is afraid.
B. She has never taken the bus before.
C. She is new here.
D. She does not want to tell him.
单项选择题
A. $3.00. B. $4.00. C. $7.00. D. $10.00.
A. $3.00. B. $4.00.
C. $7.00. D. $10.00.
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