1.Whose pens are these?改为同义句

1.Whose pens are these?改为同义句
Whose are pens these?
2.He__cool.选择A.does B.likes C.looks
He looks cool.
3.汉译英：看!那个穿白色T恤、蓝色裤子的就是她!
Look!That wears the white T恤,blue trousers are that she.
4.汉译英：我穿着裤子.
I wear trousers.