单项选择题

Questionnaires were sent to all ________trade unions.

A．afflicted
B．addicted
C．ascertained
D．affiliated
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单项选择题
A ________of the long report by the budget committee was submitted to the mayor for approval.
A．shorthand
B．scheme
C．schedule
D．sketch
单项选择题
He is a ________and well-behaved child, but his parents worry about him for he talks too little.
A．obedient
B．transient
C．conscious
D．passionate
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