Rewrite the following sentences and the meaning stays the same.
If Nam arrived on time. We could start early.
A.Were Nam to arrive on time, we could start early.
B.Were Nam to arrive in time, we could start early.
C.Were Nam did to arrive on time, we could start early.
D.Were Nam to arrive on time, we can start early.

Rewrite the following sentences and the meaning stays the same.
It’ll be necessary for her to give up her job soon.
A.Soon she must give up her job
B.Soon she ought to give up her job
C.Soon she should give up her job
D.Soon she need to give up her job

Which sentence below best summarizes this passage?
A.The Big Bang theory does not account for the evolution of the universe
B.According to the Big Bang Model, an explosion caused the formation of the Universe
C.The universe is made of hydrogen and helium
D.The universe is more than ten billion years old

The environment before the Big Bang is described as all of the following except
A.compressed matter
B.energy
C.all the components of the universe
D.protons, neutrons and electrons

It may be inferred that
A.energy and matter are the same
B.Protons, neutrons, and electrons are not matter
C.Energy may be converted into matter
D.The galaxies stopped expanding as energy cooled

According to the passage, which of the following is NOT TRUE about Charles Darwin?
A.He brought over new species to the islands.
B.He himself paid a visit to the islands.
C.He wrote about the Galapagos in his book.
D.He found that the islands played important part in his discoveries.

According to the passage, marine life on the islands is threatened by __________.
A.tourism
B.alien animals
C.illegal fishing
D.scientific research

The writer's purpose in writing this passage is __________.
A.raise people's awareness of wildlife issues
B.recommend people to come to the islands
C.blame Ecuador's government for the threats to wildlife
D.show admiration to Darwin's research on the islands

Find the mistakes and correct them in these sentences.
His drawings are as perfect as his instructor.
A.His drawings
B.as
C.perfect
D.his instructor

Find the mistakes and correct them in these sentences.
Although my mother never eats desert, I prefer something sweet.
A.Although
B.my mother
C.desert
D.something