The Education Department says that school safety has set off alarm bells with frequent reports of serious accidents ________ students got injured or killed.[ ]

You are not a child ___.You should do everything by yourself

Where is Miss Wang—She went to Hainan Island last week and will return _______ six days.

Li Feng’s __________ of devotion(奉献) to others will be remembered forever in China.

People in this town not to go across the bridge now.