Choose the best answer: 
It is important to keep ourselves clean ____ germs can cause infections in parts of our body.

Being stormy and sudden were the special characteristics in the battle ___ of Nguyen Hue.

Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions:

Whenever my close friend has some troubles solving the thorny problems, I am willing to give him an arm.

Choose the best answer:
I’m afraid I must ask you both what ____________ yesterday at 10:20 p.m

Choose the best answer:
Extension 286? I’ll ______

Choose the best answer:
These foreign tourists............... on the beach when a big wave swept everything.

Choose the best answer:
With ski season fast ______, investors are wondering whether the ski lodge will be completed by the first snow fall

Choose the best answer:
____________ the ability to delay normal cognitive decline as we age, there are significant social benefits to lifelong learning

Choose the best answer:
Peter and Tom _________ in anaccident yesterday

Choose the best answer:
Liu's Foods is pleased to reveal the --------- product in its famous soup line: pumpkin soup

Each of us must take               for our own actions.

Choose the best answer:
We were all so busy drawing up the contracts for this new deal that the thank-you dinner we'dpromised to our interns simply ________ the cracks

Choose the best answer.

He _________ that there are only four weeks to the end of term.

Choose the best answer among A, B, C or D that best completes each sentence.  "She said she’d prefer us to arrive ………nine o’clock."

Choose the best answer:
The A.I. expert wanted to have his assistant ____ the newly made robot

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions:

His short but pointed speech was applauded by all sections of the audience.

Choose the best answer:
The facilities at the new research library, including an excellent microfilm file, _____ wonderful

The money I have saved is ______ for buying a car.

Choose the best answer:
"I wrote to her yesterday." He said

Choose the best answer:
Coral reefs are home to over 25% of all marine life, and are the world's most ___________ and endangered ecosystem

It is necessary to ------- a thorough survey in order for us to obtain highly desirable sites for our new headquarters.