Agriculture officials this week said strict control pressures are in place,___to prevent the red fire ants spreading across the country.

—The police have caught the murderer.　　   —Yes, and he admitted ________ his boss on a rainy night seven years ago. 

He suggested the person referred _______ put into prison.

____several times，but unfortunately，the boy still couldn’t smooth away the problem on his own.

___herself wondering whether she had made a mistake, she felt embarrassed and at a loss.

 around Tian’anmen Square, the tourists were taken to visit the Palace Museum. 

 The professor ________ you at the party was my tutor (导师). 

There are many old trees in our school, each ________ about 100 years ago. 

 We should put away all medicines out of reach of children and make sure they are not left ________. 

 ________ in an atmosphere of simple life was what her parents wished for. 

—Who would you like to see at the moment?—The man ________ Mr. Grant. 

 ________ in 1963, and ________ in Philadelphia, Charles Pettigrew so impressed his teachers that he was sent to Barklee School to study Jazz. 

 ____ at a college or university in the USA, Chinese and other international students must demonstrate a strong ability in spoken and written English.

 With a lot of difficult problems ____, the manager felt worried all the time.

As we all know, it was _____ that resulted in the terrible car accident.

In order not to be disturbed ,I spent three days __________ in my study.

 With online course Crazy English has over 20 million students all over China _______ the class through the Internet .

At the computer operation test, one is supposed to stay at his own machine, keep his eyes on his screen, ______ to anyone.

 ______ as the “First Lady of Speech”, Dr Lillian Glass is recognized as one of the world’s leading experts on communication skills.

—What happened to you on your way back to the hotel last night ?—I lost my way in complete darkness and ,__________ things worse , it began to pour .