The young man who has applied for the post（）in the general managers office. 

What are you talking about? You __________ (disturb) the class. 

We don’t know if he（ ）to the ceremony next week.

What （ ）you （ ）over the past two years?

Tibetan education in local schools（） dramatically over the past five years.

Pride and Prejudice （ ） never failed to characterize the aristocracy.

In the past decade, great changes（）in the suburbs of Shanghai. 

 Mary and John（）each other since childhood. 

Fidel Castro, the Cuban leader, is said to（）multiple assassination attempts.

Bill（）several jobs since he（）at Harvard.

The United Nations （） already played a huge role fighting terrorism since September 11, 2001.

 —I （ ）so busily recently that I （ ）no time to help you with your math.

—That’s OK. I can manage it by myself. 

It seems that oil（）from the tank for some time. We’ll have to take the oil tank apart to see what's wrong. 

Time lost through illness __________ (amount) 50 working days last year.

Answer the following questions.

​Why is past tense often used for politeness?

With no result after onediscussion, wethe question for the next meeting.

Fill in the blanks with the appropriate words given in the group．

Iin a hurry that day, otherwise Ito talk to you for a minute.

Correct errors in the following sentences:

​They ran out to play after they finish breakfast.

Although he didn’t feel well, hethat hethe job on his own.

Experts hope the methods will lead to a crackdown on wildlife crime in two main hotspots in Africathe vast majority of the killings.