It's quite warm ________ the day, but very cold ________ night. You'd better wear your coat when you go out.

If you don't keep the room ________, he will get angry with you.

--Why do plants have flowers?

--________ the flowers make seeds.

The room is ________ and ________. It can hold one hundred desks and chairs.

The bamboo palm tree in South America has ________ leaves in the world.

--Oh, I came in a hurry and forgot ________ food.

--Never mind. You can have ours.

Now we ________ some apples. We can take them home and eat our full.

--He didn't ride his bike to school yesterday, did he?

--________ He goes to school by bike every day.

Mother ________ at seven o'clock every day.

I want to do ________ this time.