It is so cold that you can’t go outside _____ fully covered in thick clothes.

Clothing mover ______ made of natural fibers like cotton，wool or silk.

I’m sorry I haven’t got any money. I’ve ______ my handbag at home.

Every time he ______ to visit me, he ______ buy me some books.

In a sports team each player has a clear role，and there are few occasions_____ members are confusedor uncertain of their roles