1.We must look both ways before___ (go) acrooss the street.

When you cross the street ,you must look both ways first的答语 you must look both ways before crossing the street中crossing的 you must look both ways before crossing the street中before的用法 Before we cross the road,we must stop and look both ways?loo Before we cross the road,we must stop and look both ways.对划线 before we cross the road ,we must stop and look both ways .改 you must look both ways before you go ____(cross,across)the be careful to look both ways before------(cross)the street Be careful to look both ways before ------ (coss) the street you must look oth ways before going___(cross)the street. There is a lot of traffic in the street,so look both ways be Be careful to look both ways before you cross the street,（ ）