She didn’t write _____.So she didn’t pass the test.

We call it dinner because we have ________ to eat.

There are    classrooms on the ground floor. One of them is ours.

My pen is ______.

If you don’t have enough sleep, you will feel __________ in class.

There are _______ in the reading room, but many of those books aren’t _______ to read.

Try to be careful. The ________you read, the fewer mistakes you will make.

Let’s go to Maxwell to buy the fruit because the price there is quite _____. We can pay less.

---What’s the low-carbon(碳) life style like?
----Save        energy, produce            carbon.

I have an _______ reading book. Are you _______ in it?