look!alargecrowedofpeopleareove_____
Itmustbeatrafficaccident.
Awhat'sonBwhat'upCwhathappened
为何不是C呢?
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Itisstrangethathe____lateforschoolyesterday
AshouldhavebeenBwouldbeChadbeenDwillbe
shouldbe可以吗
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Theyaskedmetohaveadrinkwiththem.IsaidthatitwasatleasttenyearssinceI____agooddrink
AhadenjoyedBwasenjoyedCenjoyedDhadbeenenjoyed
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Althoughwehavebeenworkinginthesameofficeforseveralages,she_____memuchimpression
Ahasn'tleftBdidn'tleaveCdoesn'tleaveDisn'tleaving