you should be ( ) there are many cars and buses in the stree

you should be ( ) there are many cars and buses in the stree 英语阅读,There are many people in Shanghai.The buses,cars and bi Are there many buses and cars there?这句是正确的? please be c().there are many buses in the street. there are many buses,cars and b_____in the streets of Shangh there are many buses , cars,and b___in the streets of Shangh There are many bikes and cars in the s____ There are many people and cars in the street There are many bikes and cars in the s_________. There are many bikes and cars in the s_______ There are too many cars in the street.Be careful when you -- Be careful __ the cars and buses when you walk in the street