问题
选择题
I ______ with a classmate of mine because my parents have gone abroad on business.[ ]
A. stayed
B. am staying
C. have stayed
D. was staying
答案
答案：B
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I ______ with a classmate of mine because my parents have gone abroad on business.[ ]
A. stayed
B. am staying
C. have stayed
D. was staying
答案：B