题目内容
() 10. [2016 • 预测]— ?
—We can't open the box unless we are asked to.
A. What can we do
B. What can't we do
C. What should we do
10. B
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题目内容
() 10. [2016 • 预测]— ?
—We can't open the box unless we are asked to.
A. What can we do
B. What can't we do
C. What should we do