问题
选择题
What _____ you supposed _____ when you are in Korea?
[ ]A. do; to do
B. are; to do
C. are; doing
D. have; to do
答案
答案：B
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What _____ you supposed _____ when you are in Korea?
[ ]A. do; to do
B. are; to do
C. are; doing
D. have; to do
答案：B