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求老师解答:Itiseverycitizen'Itiseverycitizen'sdutytogoouttothesnowonthestreetitstopsfallingsoastomakeitconvenientfortraffictopass.[]A.sweepup;theinstantB.clearup;themomentC.c

题目详情
求老师解答:It is every citizen'
It is every citizen's duty to go out to ______ the snow on the street______ it stops falling so as to make it convenient for traffic to pass. [     ]
A.sweep up; the instant    
B.clear up; the moment  
C.clean up; immediately  
D.whirled up; directly
▼优质解答
答案和解析
A