—Canyouhelpmewithmyexercise?—Oh,it's

問題詳情：

—Can you help me with my exercise?

—Oh, it's________.I need ask Xiao Tong to help me.

A．out of question              B．out of the question

C．OK                       D．necessary

【回答】

B　[out of the question不可能的，由下文可知“幫不了忙”。]

知識點：詞組 短語

題型：選擇題