问题
选择题
I _______ to Mary yesterday afternoon, but she _______ at home. [ ]
A. call; isn't
B. am calling; isn't
C. called; was
D. called; wasn't
答案
答案：D
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I _______ to Mary yesterday afternoon, but she _______ at home. [ ]
A. call; isn't
B. am calling; isn't
C. called; was
D. called; wasn't
答案：D