问题 选择题

—Are train services now back to ______after last week's snowstorm?

—Yes,they are.

A.ordinary

B.normal

C.common

D.average

答案

答案:B

此题考查形容词辨析。be back to normal=return to normal“恢复正常”,固定搭配。

解答题
单项选择题 A1型题