题目内容
— _______ will the meeting between the two National leaders last?
—_______ they reach an agreement.
A.When,Until B.When,Not until
C.How long,Until D.How long,Not until
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题目内容
— _______ will the meeting between the two National leaders last?
—_______ they reach an agreement.
A.When,Until B.When,Not until
C.How long,Until D.How long,Not until