写出所给单词的正确形式。
1.My____________(shoe) are under the bed.
2.— Please have a_____________(sit). — Thank you.
3.My bag is old. What about___________(you)?
4.______________(Who) sweater is this?
5.They are white. Please colour______________(they) red.
6.They are the______________(twins) books.
7.It___________(look) like a hat.
8.Excuse_________(I). Are these your coats?
9.The door is____________(lock).
10.Let us__________(look) for a pen.