问题
选择题
—What are you busy with?
—The conference _____in our city next week, as you know.
A．held
B．will be held
C．be holding
D．to be held
答案
答案：D
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—What are you busy with?
—The conference _____in our city next week, as you know.
A．held
B．will be held
C．be holding
D．to be held
答案：D