-----Do you know ?
-----At the end of July?
A. how soon is your sister ing back home
B. how often Nancy hears from her pen friend
C. when the London Olympic Games will be held
D. when will the new puter game e out
网友回答
A. how soon is your sister ing back home
B. how often Nancy hears from her pen friend
(答案→)C. when the London Olympic Games will be held
D. when will the new puter game e out
解析：考查宾语从句的用法。根据答语，可知提问的中心是时间，用疑问词when做连词；宾语从句用陈述语序。