【题目】—When ______ leave for Japan?
—When ______ leave for Japan is kept secret.”
A. they will, will they B. will they, they will
C. they will, they will D. will they, will they
在线课程【答案】B
【解析】
试题分析：考查时态及主语从句。句意：——他们什么时候动身去日本？——他们什么时候动身去日本的事不可告诉人。结合语境而可知，本题描述的是将来的动作，故用将来时态。下文为主语从句作主语，故用陈述语序。选B。