Ifhe_____thestorekeeper‘sscissors，hewouldhaveforgottentobuyapair.
B
本题测试的是虚拟语气的用法，其中的条件从句用过去完成时 had done，主句 谓语用 would/couldmight have+done.
Two-thirdsofhisproperty_____lostinthefire.
Bothofmybrothersarenowmarried，soIhavetwo_____.
Itwasnotuntilshehadfinishedallherwork_____.
Hisarticleisbetterthan_____intheclass.
Thereisn‘tmuchmilk_____isleftinthebottle.
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