— When do we need to pay the balance?— September 30.A. InB. ByC. DuringD. Within

发布时间：2020-08-17 01:24:00

— When do we need to pay the balance?
—       September 30.
A. In
B. By
C. During
D. Within

网友回答

A. In
(答案→)B. By
C. During
D. Within
解析：考查介词用法。In不能与具体的某一天连用；during在…期间；后面的宾语是一段时间；within在…之内；通常与将来时连用；by不晚于…；到…时为止；句意：—我们需要何时付账？—在9月30号之前。故B正确。
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