— Look at the boy playing basketball on the ground. Is it George?— It ________ be him. He told me he would play basketball after class, but he’s not sure.

You _____ to the meeting this afternoon if you have something important to do.

 No one ______ be more generous; he has a heart of gold.

---Dad, must we wait until the light becomes green?---Yes, I’m afraid we ______. That’s the traffic rule.

---Is there any breaking news ?--- How shameless ! The Japanese government ______nationalize our Diaoyu Islands!