Stars in our universe vary in temperature, colour, bright, size, and mass

Bats use echoes of their own high – frequency sounds to detect food and avoiding obstacles .

There is no Oxygen in space to support the combustion of fuels as is there in the air on the Earth.

Find the ONE among the underlined and marked A, B, C, D in each of the following sentences that needs correcting:

Estioco, together with her parents, have visited California twice before.

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

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

__________, I will give him the report.

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

A traveler can reach some of the village along the Amazon only by riverboat.

Some children, before going to school, go to kindergartens, officially are called nursery schools.

Choose the best answer:
I like reading books ______ tell about different peoples and their cultures.

Listening to music on tape or even on disk is not nearly as good as to go to a live concert

Mr. Smith is going to buy a new Japanese car, doesn’t he?

Before dinosaurs became extinct, plant life is very different on Earth.

The bite of the Black Widow spider can be very inflammatory to the affected nerves that hospitalization may be required.

Urban consumers have formed co-operatives to provide themselves with necessities such groceries, Household appliances, and gasoline at a lower cost.

You are 200 kilometers far from me. I would visit you more often if you wouldn’t live so far away

My city stops the flow of water, creating a reservoir and raise the flow of water.

The brothers Grimm intended their fairy tales to be studied by scholars of German literature and not to enjoy as simple stories by children.

Choose the best options

Which sentence is correct?

VOCABULARY AND STRUCTURES: Choose the best options 

What are you learning Chinese for?

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

I saw a thief take Norman's wallet so I ran_________ him but I didn't catch him.