问题
选择题
What ___________ Cathy and Glora __________ now?[ ]
A. are, doing
B. do, do
C. did, do
D. are, do
答案
答案：A
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What ___________ Cathy and Glora __________ now?[ ]
A. are, doing
B. do, do
C. did, do
D. are, do
答案：A