用"in " "on" "under" 造句
问题描述：
用"in " "on" "under" 造句
不要把四个词写在一句话里,要分别造句
要用单数复数各造一句
写上翻译写上翻译
答
in—My pen is in the pencil-case.
我的钢笔在笔盒里面.
on-Jack's coat is on the bad.
杰克的毛衣在床上.
under-Your shoes are under the desk.
你的鞋子在桌子下面.