单项选择题

— ______ I bother you a minute — Sure. What can I do for you

A． May
B． Must
C． Should
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单项选择题
He often ______ TV on Sunday evening.
A． sees
B． looks
C． watches
单项选择题
______ two books in your classroonl
A． Is there
B． Are there
C． Has it
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