When waiting for a bus() a bus stop ,you must stand () line.添介词
问题描述:
When waiting for a bus() a bus stop ,you must stand () line.添介词
答
When waiting for a bus(at) a bus stop , you must stand ( in) line
at) a bus stop 在公交站台
stand ( in) line 排队
答
at in
答
at in
请及时采纳,多谢!