Choose the correct answer to complete the sentence. "Global warming has ______ impact on water supplies."

Choose the correct answer to complete the sentence. "I have advised you on _____ to cut down your energy use"

All the schools throughout of the country underwent the educational reform

From now on , we’re going to study really hardly and make sure we will pass the exams.

Commercial letters of credit are often used to financing expor trade, but they can have other uses.

If I had known that you couldn’t eat eel, I ____ bought it. 

The village that I was born and grew up is situated on the Red River.

I’m trying to save up for a trip to Canada, so I can’t afford buying much at the moment.

I dropped out of college after one term and went on traveling around the world instead 

A computer networks usually includes either selected employees of a particular business or or people who do not work together but have similar interests.

“ This is not a good essay,” said the lecturer. “I find your arguments convince”.

The Medal of Honor is the higher award for military bravery that can be given to any soldier of the United States

Choose the best option:

During a long drought, farmers had to find ways to ____ their crops.

My mother doesn’t care how much does the washing machine cost because she is going to buy it anyway

Every society changes, but not change at the same rate or in the same direction .

American pioneers did water systems from logs with holes bored through their centers

Martin Luther King Jr.’s magnificent speaking ability enabling him to effectively express the demands for social justice for Black Americans.

.......... chair which you are sitting in is broken. 

Michael has worked in three different companies in three different positions, so he has more work experience than the other applicant’s

When I walked into my office, I found Tom was using my telephone

One of the four underlined parts marked A, B, C, D in each sentence is not correct in standard English. Identify them: 

If he weren’t too old, he would apply to the job as a reporter.