The Maelstrom is a swift and danger current in the Arctic Ocean.

Before the Industrial Revolution come to America, the vast majority of the population had lived in rural areas

Choose the correct answer to complete the sentence. "This process of cutting down trees is ______ ‘deforestation'"

There always is one wise woman who is both feared and respected by her people

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

What you would do if you could speak French well? 

Mosquitoes will accepts the malaria parasite at only one stage of the parasite’s complex life cycle.

Choose the correct answer to complete the sentence. "With clear evidence, his company couldn't deny having _____ a large quantity of toxins into the sea."

John and Mary went to........... school yesterday and then studied in ........... library before returning home. 

The most substances expand in volume when they are heated

Every year, thousands of tourists visit ……... Nile River.

That lecturer, his name I have forgotten, is very well-known

Why did all the customers at the Red Lion have to pay off pay off their beer that week?

With above 20,000 species, the world’s population of ants has continued to increase even as other animal populations have declined.

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

If we continue to use fuels at the current rate, we would soon have to face a fuel crisis. 

What exactly is the influence of air pollution ...... human beings?

Since the computer was invented, the work of accountants have been simplified.

The evolution of fishes is a history of constant adaptation to new possibilities, and a refined of these adaptations.

Each stanza of a poem has a repeatable pattern of meter and rhyme and is normally division from the following stanza by a blank line.

There is the very real possibility that these animals could panic, frighten and would break away, should there be a sudden loud noise

Public health experts say the money one spends avoiding illness is less than the cost to be sick

It was suggested that Tom studied the document more thoroughly before attempting to pass the exam