The waste from the chemical factory is extremely .......

You need to study really hardly is you don’t want to fail your exams

Bronze, after being heated by a strong flame, will change color, especially when exposure  to hydrogen .

Some of us have to study their lessons more carefully if we expect to pass this examination.

Designers of athletic footwear finely tune each category of shoes to its particularly activity by studying human motion and physiology.

The common field mouse is about four inches long and has a three – inched tail.

After George had returned to his house, he was reading a book.

After searching for evidence in the house, the police concluded that the thief must have come in through the window and stole the property while the family was asleep.

I only noticed we were running lowly on petrol after we had passed the last filling station.

Most pines grow rapidly and form straight, tall trunks that are ideally for lumber

After writing it , the essay must be duplicated by the the student himself and handed into the department secretary before the end of the month.

Men and women in the Peace Coips work with people in developing countries to help them improving the living conditions

Time is of few count in relation to great thoughts that are as vivid today as when they first passed through the author’s minds ages ago

Although ferns lack flowers, they do have leaves, stems, and root.

Although they reflect a strong social conscience, Arthur Miller’s stage works are typical more concerned with individuals than with systems.

Generally speaking, a magnitude 1.0 earthquake on the Richter scale is detected by instruments but not by person.

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. 

Choose the correct answer to complete the sentence. "Land erosion is mainly caused by widespread _______"

Recently in the automobile industry, multinational companies have developed to the point where such few cars can be described as having been made entirely in one country.

A huge tree crashed through the bedoom roof and broke my bed and most of the other furniture. __________ in the room, I would have been killed. 

I haven’t decided yet about either to buy a new car or second-hand one