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【单选题】
There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D given in your test paper.A.
He has returned from home for a conference.
B.
He’ l l have a conference next Friday.
C.
He's waiting for the man in his office.
D.
He won't be available until next Friday.
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