8.29.5 Bài Tập 48

Henry was angry. He shouted ______________ at the waiter.

I'm happy sitting here. I can sit here ______________ for hours.

The machine is automatic. It switches itself off ________

The debate should be public. We need to debate the matter ________

Everyone was enthusiastic. Everyone discussed the idea ________

We should be reasonable. Can’t we discuss the problem ________?

The building has to be secure. Did you lock all the doors ________?

Nobody expected George was coming to see us. He arrived ________.

Tom is good at English . He speaks English very ________.