Choose the best option:

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

Choose the correct answer to complete the sentence. "Having denied the ______ for the environment it caused, the factory was forced to close down"

After the team of geologists had drawn diagrams in their notebooks and wrote explanations of the formations which they had observed, they turned to their camp-side to compare notes.

Forgetting something usually mean an inability to retrieve the material that is still stored somewhere in the memory.

Too much water makes plants turning brown on the edges of their leaves.

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

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

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

One of the most difficult questions in defining sleep is “What are the functions of sleep?”

Living in New York, apartments cost more to rent than they do in other smaller cities

Once the scientist had figured out the precise path of the comet, he is finding that he was able to predict its next appearance.

He looked like he had been in some strange land where age advanced at a double pace.

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

Harry lastly appeared in the role of King Lear at the National Theatre

The police at first knew where the bandit was hiding , but later lose track of him.

Prevented the soil from erosion, the trees are planted by the farmer many years before were which stopped the flood from reaching his house.

In 1984, the world population rose to over 4.7 billion, up almost 85 million from an estimate made the year ago.

There is a rumour that the army is about taking power, though this has been denied by government sources.

There is nothing to eat, _    ?

Our tomatoes are ripen nicely, they’ll be ready to eat in about a week

Choose the correct answer to complete the sentence. "Humans now have to suffer the effects of global warming ______ having treated the environment irresponsibly"