问题
选择题
__________there are only 20 minutes left before the train left，I felt uneasy in the taxi to the railway station.
A．That
B．When
C．Which
D．Because
答案
D
because引导原因状语从句。因为“只剩二十分钟”，所以才“感到不安”，合乎逻辑。
搜题请搜索小程序“爱下问搜题”