(2017·天津高考)—Doyou have Betty's phone number?—Yes.Otherw...
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问题详情：
(2017·天津高考)—Do you have Betty's phone number?
—Yes. Otherwise, I ________ (be) able to reach her yesterday.
【回答】
wouldn't have been 句意：——你有Betty的电话号码吗？——有，否则，昨天我就不能联系到她了。设空处是对过去发生的事情的虚拟，应该用would have done结构，此处要用否定形式。
知识点：虚拟语气与情态动词
题型：阅读填空
