call a taxi,（）you won·t be able to catch the train.A.and B.orC.becauseD.so

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• call a taxi,（）you won·t be able to catch the train.A.and B.orC.becauseD.so
• Call a taxi,() you 'll be able to catch the train.A.or B.and C.if D.before
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• call a taxi,（）you won·t be able to catch the train.A.and B.orC.becauseD.so
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