16.Mrs Smith----- her keys in the office so she had to wait until her husband ------home.

16.Mrs Smith----- her keys in the office so she had to wait until her husband ------home.

题目
16.Mrs Smith----- her keys in the office so she had to wait until her husband ------home.
A has left;comes B left;had come
C had left;would come D had left;came
答案
D
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