I soon found that the work I was doing had already been done by someone else－    , I was wasting my time.

A terrible earthquake ______ in Lushan County, Sichuan Province,______ about 200 people.

Every time Gina catches her employees _____ time, she reminds them that time is money.

The law says that all public buildings must be accessible to people who have trouble _____.

–What is the man, actually?– I don’t know for sure. But I think he can be _____ but a policeman.

The start of a new year brings hope — hope _____ better health, more happiness and greater success.

---Is Sarah coming ? --- No. She should have let us know earlier , but _______ she has been very busy recently.

--Thank God you are safe! ---I stepped back , just _________ to avoid the racing car.

---Where does your little daugher want to go during her holidays ? ----She always looks forward to _______ to the Wutai Moutain.

The boy ________ to me that the hen had ________ two eggs the day before.

—What are you going to do with so many vegetables?—Well, ______ allow them to go bad, I will sell them at half price.

These teenagers don’t know much of the world yet; that’s why they are so easily  _____ .

If you _______ this newspaper, you’ll get an extra magazine.

In my home breakfast is ______ at 7 o’clock, which has ______ unchanged for 20 years.

You cannot predict everything. Often things don’t _____ as you expect .

One can ______ BBC _____ the air early with his Short-wave radio.

— How many teachers are party members in your school?— Party members_________ one fifth of the number of the teachers in our school.

_____got into the room, _____ the telephone rang. 

Sam ________ some knowledge of the computer just by watching others working on it.

------What about going to the cinema this weekend? ------ I’d love to, but I have a lot to deal with. Let’s make it _________