题目内容
-I went to see you at about ten this morning, but you were not in the office.
-Oh, that was probably ________ I was talking with the headmaster.
[ ]
A.when
B.why
C.what
D.that
答案:A
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题目内容
-I went to see you at about ten this morning, but you were not in the office.
-Oh, that was probably ________ I was talking with the headmaster.
[ ]