If there___on the street,you must be more careful to cross itA.are many traffics B.is many traffics C.is much traffic D.is a lot of traffics

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If there___on the street,you must be more careful to cross itA.are many traffics B.is many traffics C.is much traffic D.is a lot of traffics
If there___on the street,you must be more careful to cross it
A.are many traffics B.is many traffics C.is much traffic D.is a lot of traffics

If there___on the street,you must be more careful to cross itA.are many traffics B.is many traffics C.is much traffic D.is a lot of traffics
C,因为traffic不可数