We must stop polluting the water.(划线部分提问)__must we stop____?

We must stop polluting the water.(划线部分提问)__must we stop____? we must stop doing these things.划线部分提问,划线部分,these things We are going to meet at the bus stop.（对划线部分提问）划线部分：at the bu We waste too much water(对划线部分提问) We must turn on the blender first (对划线部分提问) 划线部分是turn on the We must talk (very softly) during the watch对划线部分提问 We have been to Beijing for 3 times.(划线部分提问)Must she do the We must do something ________the river.A.stop polluting B.to We need clean water do drink every day.(划线部分提问)划线部分是clean Before we cross the road,we must stop and look both ways.对划线 We before we into the water.划线是clean our baby .划线提问 we should save water( because water is important).划线部分提问