试题详情
单项选择 较易0.85 引用12 组卷1177
— How long does it take to get to the airport?
— Forty minutes. But it’s foggy today. I’m not sure ________ the highway will be closed soon. Let’s set off earlier.
A.whether
B.when
C.how
D.why
2013·江苏无锡·中考真题
知识点:if/whether引导宾语从句从属连词辨析 答案解析 【答案】很抱歉,登录后才可免费查看答案和解析!