— I have no question at the moment, sir.
— Don’t ________ to call me if you need a hand. I’ll help you.
A．waitB．hesitateC．delayD．a(chǎn)bandon
B
詞義辨析。   A.等待 B. 猶豫 ；不愿意 C. 延期；耽擱  D. 放棄。句意：老師，我現(xiàn)在沒有問題�！绻阈枰獛椭灰辉父嬖V我我會幫助你的。選B。
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