It was not until dark ___ he was aware of ___ he thought was the correct way to solve the problem.
A:when; what
B:that; that
C:that; what
D:when; that
《射雕英雄传》中有这样一个情节;全真七子之一丘处机为两个未出世的孩子取名郭靖和杨康,并各赠一剑。丘处机此举是让孩子们勿忘国耻,“国耻”是指( )
-- Don't keep water running when you wash hands.
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