While prices are rising so fast, many people are working out ways to ______down their expenses.

-----Have you_____?----- No, I had a wrong number．

Why didn’t you         the problem at the meeting so that we could discuss it together?

–Can you come on Monday?  –No, I am_______.

What the teacher said at the meeting _______very helpful to us.
A turned to     B. turned from       C turned out   D. turned up

One thing I am certain of is that hard work _______ good results.

In the future, care for the environment will become very important as earth’s natural resources _____．

If you ask many different questions, you will ____ all the information you need to know．

In the Olympic Games, only athletes who have reached the agreed standard for their event will be ______ as competitors．

He is one of the most excellent students in our class, and he always _____ himself in his studies.