题目内容
【题目】There are some things you should know if you are________about the exam．
A．outgoing
B．serious
C．creative
D．friendly
【答案】B
【解析】be serious about意为“认真对待”。
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题目内容
【题目】There are some things you should know if you are________about the exam．
A．outgoing
B．serious
C．creative
D．friendly
【答案】B
【解析】be serious about意为“认真对待”。