钉钉姓名(请填写您的身份证姓名,如有数字也请写出)
There is a door ___ the wall.
The United States is ___ the south of Canada and ___ the east of Japan.
Uncle Wang arrived ___ No. 14 Middle School half an hour ago.
He looked at himself ___ the mirror ___ the table.
on; in
in; on
in the front of; on