There are a lot of people, buses and cars on the street. It's a ________ street.

My grandma is ________. She does everything very slowly.

The radio is so ________ that I can't sleep.

--Where's Li Ming?

--Maybe he ________ in the classroom now.

--Yes. It's ________ .

Do you know these ________? please tell us.

--How do you go to Beijing?

--________ Train.

--Have you ever ________ there?

--Never.

--What are these?

--These are ________.

--It's time ________ lunch.

--Great. I'm hungry.