单项选择题

A．Less than 30 minutes.
B．From 30 to 45 minutes.
C．At least 45 minutes.
D．More than 30 minutes.
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单项选择题
A．He might lend her his extra pen.B．He might give her some ink.C．He might offer her a pencil.D．He might tell her to buy a new pen.
A．He might lend her his extra pen.
B．He might give her some ink.
C．He might offer her a pencil.
D．He might tell her to buy a new pen.
单项选择题
A．findB．exposeC．uncoverD．discover
A．find
B．expose
C．uncover
D．discover
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