1.I think they get there on foot.(对 on foot 提问) 2.The Summer Palace is in Beijing.(对
问题描述：
1.I think they get there on foot.(对 on foot 提问) 2.The Summer Palace is in Beijing.(对
in Beijing 提问）
3.Please stand in line!(改为否定句)
4.They want to visit the city museum.(对 visit the city museum 提问)
答
How do you think they get there?Where is the Summer Palace?Please don't stand in line!What do they want to...