问题
选择题
How much yogurt _____ we _____ to buy? [ ]
A. do, need
B. do, have to
C. are, need
D. did, must
答案
答案：A
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How much yogurt _____ we _____ to buy? [ ]
A. do, need
B. do, have to
C. are, need
D. did, must
答案：A