Look at the boy running on the ground.Is it David– It _______ be him. I saw him go to theteacher’s office just now.

I am not so _______ to get a new car now, for the prices have gone up.

Can I come this afternoon or tomorrow morning– is OK.I’m free today and tomorrow.

It is_______ that I can still remember_______ was discussed at the meeting.

Don’t forget to turn off the lights if you are thelast one to leave.– _______.