根据所给信息选出正确的说法。
1. 走在公园里，工作人员会提示你说：
A. Don't smoke here.
B. Keep off the grass.
C. Be quiet, please.
2. 观看射击比赛时，有人在大声喧哗，你应该提示他说：
A. Be quiet, please.
B. Shout loudly, please.
C. Stop shouting.
3. 有同学在教学楼里打篮球，老师会提示他说：
A. Let's not play basketball here.
B. Don't play basketball here.
C. Don't kick the ball here.
4. 当你为别人指路时，你会说：
A. Welcome.
B. This way, please.
C. Please ask others.
5. 在学校门前禁止停车，应该提示大家说：
A. No parking!
B. No car!
C. No photos!
