The most substances expand in volume when they are heated.

A water molecule consists of two hydrogen atoms and has one oxygen atom

 He is having a lot of difficulties, ___________?

Choose the best options

Tom: “______is the weather like today?” – Marry: “It’s hot and sunny”.

One reason birds have been so successful is because of their able to escape from danger quickly.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

The boy always does his homework before class__________.

The more important theorem of all in plane geometry is the Pythagorean Theorem.

It is becoming extremely difficult to grow enough to feed the world’s rapidly increased population.

Since rats are destructive and may carry diseases, therefore many cities try to exterminate them

The builders of the variety ancient cliff ruins scattered throughout the canyons and mesas of the arid Southwest of the United States are known as the cliff dwellers.

Marta being chosen as the most outstanding student of her campus made her parents very happy.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

I had no sooner lit the barbecue _______ it started to rain.

Thanks to a considerable number of material data, we know pretty much about ancient Egypt, but few historical records of Babylon are available.

It is necessary that the director will sign all the copies, not just the top one.

Several people have apparent tried to change the man’s mind, but he refuses to listen.

Choose the best answer from the four options given (A, B, C, or D) to complete each sentence:

Mr. Dung will leave ________ Nghe An on Sunday.

To be successful in an interview, you should control the feeling of pressure and making a good impression on the interview

When I came back, I realized that my camera had been disappeared

Choose the best answer:
The church________about 100 years ago.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

Lawrence is__________ to do this exercise.

The manufacture and production of steel was one of the industries on which the country prosperity was founded.