---We went to bed that evening at 10:30.-That’s a good habit.A. at an endB. as usualC.

---We went to bed that evening at 10:30 .
---That’s a good habit.
A. at an end
B. as usual
C. right away
D. as a matter of fact

A. at an end(答案→)B. as usualC. right awayD. as a matter of fact解析：短语辨析。A结束；B和往常一样；C立刻马上；D实际上。句意：—和往常一样我们在10点30上床睡觉。—那真是一个很好的习惯。根据句意说明B正确。

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