问题
选择题
.
．She asked Mary_________her homework.
A．if she had finished
B．that whether she had finished
C．that if she has finished
D．whether she has finished
答案
答案：A
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.
．She asked Mary_________her homework.
A．if she had finished
B．that whether she had finished
C．that if she has finished
D．whether she has finished
答案：A