缺词填空,根据短文内容和首字母提示，在下文空格处填入适当的词使短文完整。在答题卡标有题号的横线上，完整地写出空缺处各单词的正确形式。（每空一词）
How can we students keep ourselves safe? Here are some t    .
On your way home or to school： W    for the green traffic light, and look left and right before you cross the road. If you see a car coming, don’t cross until it is really safe. Dress in bright colours, so the drivers can see you c     .
At school： When students around you begin to push, try to hold onto something, or stay in a safer corner. If you fall down in a crowded（拥挤的）place, cover your head with b     hands.
When there’s a fire： Stay calm and leave quickly. U __ a piece of wet cloth to cover your mouth and nose so that you don’t take in s   . If your clothes catch fire, please drop to the ground and roll from side to side to put out the fire.
For eating： Wash fruit like apples or grapes carefully b        you eat them. Check the expiration dates（保质期）and if your food looks or smells t   , don’t eat it.
For riding on the escalator（自动扶梯）： Hold onto the handrails（扶手）. It is d   to run up and down on them. You may fall down because escalator steps are not fit（适合） for
r.