___ careful when you cross the road. A. Do B. Do be C. Is D.

___ careful when you cross the road. A. Do B. Do be C. Is D. ( )carefui when you cross the road.A Be do B Do you be C Do (D.)___when you cross the road.A.Do care B.Care C.To be care Be careful of children when ____the road A cross B you cross You should be careful when you cross the m____ road . Be careful when you walk cross the road改错 Paul,______（be） careful when you cross the road. be careful when you go --------(cross) the road When you cross the road,be careful of ______. Be careful when you_____the road.A.cross B.crossing C.crosse What should you do when you cross the road?回答 The bus is coming.Be careful when you ___ the bus.A.get on B