She was looking for her bicycle key _______she thought she might have put it.

There are cars in the street. It’s crowded.

_______ which way to take, the little boy behaved like a real gentleman who comforted his sister from time to time.

Could I use your mobile phone I have to call my momfor the coming class meeting. –Yes, of course you _____________.

The boss hopes you can do the work well with ________ money and ________ people.