【题目】There __________many busy roads in the city. ( )

【题目】We can see a lot of cars__________the city. ( )

【题目】Some students run or play football__________the road. ( )

【题目】Here is the green man. You__________cross the road now. ( )

【题目】You mustn’t__________ the road now. ( )

【题目】They are __________the baby everywhere(到处). ( )

【题目】There are so __________cars and bikes on the road. ( )

【题目】To keep__________, we must walk on the pavement. ( )

【题目】Now we ________walk, but you ________run. ( )

【题目】It’s time ________class. You ________listen to your teacher carefully. ( )