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

Choose the best answer  (A, B, C, or D)

I like the game ....... is easy to play.

Although he was happily married, he preferred spending lately hours at work to spending evenings lately at home.

Although almost all insects have six legs, a immature insect may not have any

Choose the best answer.

You ..........this exam if you don’t work hard.

Petroleum is composed of a complex mix of Hydrogen and Carbon.

Choose the best answer:

We waited _____ at the bus stop for an hour but the bus didn't come.

Choose the correct answer to fill in the blank. 

The________ of our cruise includes stops at six ports in three different countries.

Either Mr. Anderson or Ms Wiggins are going to teach our class today.

The world oceans have risen on average of 6 inches over the past 100 years, which has been considered as an evidence that global warming has an effect.

Choose the correct answer to fill in the blank. 

Health food is now_______ in popularity.

The average salt content of seawater is more than three percents.

Medical research indicates that large amounts of Histamines can responsible for cold, high fever, and other respiratory reactions.

There’s an opera on the centre hall tonight. I am going to come and ________ it.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Our plane arrives in Hanoi at _________ two o’clock in ______ afternoon.

Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

You shouldn’t__________ him all the time.

hoose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

An employer may look with___________ on a young college graduate.

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

Choose the best answer from A, B, C, or D.

I heard somebody ………….for help so I ran to the river.

It would be both noticed and appreciating if you could finish the work before you leave .

Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

Scientific____________ helps to explore some places and discover more and more remote parts of the world.