“I doubt whether I can get through the test.” “If you did as I told you, you ____”. 

It is difficult to get used to sleep in a tent after having a soft comfortable bed to lie on.

I thought this book was rather dull at the first, but I’ve changed my mind.

All the students are looking forward spending their free time relaxing in the sun this summer.

.......... chair which you are sitting in is broken. 

I really hope my sister will apply for that new job; she will be so good with it

Hurry! We're got to leave the house immediately. Otherwise, __________ the opening ceremony. 

Choose the best option:

Deforestation is destroying large areas of tropical rain forest.

The number of time he spends gardening is increasing every day.

It is estimated that at least a million meteors have hit the Earth’s land surface, which is only 25 percentage of the planet

Being the biggest expanse of brackish water in the world, the Baltic Sea is one of special interesting to scientists.

It has been reported that during any twenty-four hour period, a minimal of three hundred North American women start their own businesses.

...........Lake Erie is one of five Great Lakes in ........... North America 

Choose the correct answer to complete the sentence. "Humans now have to suffer the effects of global warming due to having_____ the environment irresponsibly"

John announced that he could not longer tolerate the conditions of the contract under which he was working.

Dwelling primarily in the ice Northern Polar seas, beluga whales are characteristically small, white, agile, and elusive.

First raise your right hand, and then, you should repeat after me

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

UNESCO's World Heritage List can be seen as a celebration of both the _________  of nature and the greatness of culture.

Every society changes, but not change at the same rate or in the same direction .

Nitrogen must be combine with another element such as Hydrogen or Oxygen to be useful in agriculture or industry.

Choose the correct answer to complete the sentence. "In the past, a lot of countries ______ having contributed to global warming"