单选题：What do we know about silk today?

题目内容：

What do we know about silk today? A．It is very popular among painters.
B．It is much cheaper than in the past.
C．It is used by famous dress designers.

参考答案：

答案解析：

What seems to bother the woman at the cinema?

What seems to bother the woman at the cinema?A．The long waiting time. B．The nois

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分类：公共英语二级题型：单选题

分类：公共英语二级题型：单选题