问题
选择题
-__________does he take a shower?
-___________six forty.
A．What time; On
B．When; In
C．What time; At
D．Where; For
答案
答案：C
题目分析：句意：--他几点洗澡？--在6:40.根据答语可知上句应该问的是几点，所以应该用what time或when；故排除D；第二空在具体的时刻前应该用介词at；故选C。