问题
选择题
—When do we need to pay the balance?
—________ September 30.
A.In
B.By
C.During
D.Within
答案
答案:B
in,during和within后都接时间段。by后接时间点,意为“不迟于”,“在……之前”。
—When do we need to pay the balance?
—________ September 30.
A.In
B.By
C.During
D.Within
答案:B
in,during和within后都接时间段。by后接时间点,意为“不迟于”,“在……之前”。