题目内容
(2010·天津模拟)Get out of here at once. _________ not, I’ll phone the police.
A.Since | B.If | C.Why | D.When |
B
解析
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题目内容
(2010·天津模拟)Get out of here at once. _________ not, I’ll phone the police.
A.Since | B.If | C.Why | D.When |
B
解析