Câu hỏi: Because they erected a barn, the cattle couldn't get out into the wheat field. 

A. In order not to keep the cattle away from the wheat field, they erected a barn

B. They erected a barn in case the cattle couldn't get out into the wheat field.

C. They erected a barn so that the cattle would get in to the wheat field. 

D. They erected a barn, and as a result, the cattle couldn't get out into the wheat field. 

Câu 1: He last had his blood tested ten months ago. 

A. He had his blood tested every ten months.

B. He has had his blood tested for ten months.

C. He hasn't had his blood tested for ten months. 

D. He didn't have any tests on his blood in ten months.

Câu 2: It's a basic requirement in the modern world to be able to deal with figures. 

A. Dealing with the modern world requires a basic knowledge of figures. 

B. Being able to deal with figures is a basic requirement in the modern world.

C. The world requires us to have a basic understanding of figures.

D. Dealing with figures requires a basic knowledge of the modern world.

Câu 3: "Be careful! Don't do that again," he said

A. He encouraged me to do that again. 

B. He advised me to be careful and do that again. 

C. He warned me not to do that again.

D. He told me to be careful, so I didn't do that again.

Câu 4: Recent             advances such as the internet are proving very useful for conservationists.

A. technology

B. technological

C. technologically

D. technologist

Câu 5: The creation of nature reserves will help to ensure the _____ of many endangered species. 

A. survive

B. survival

C. survivor

D. survivable

Câu 6: My boss works better when he's pressed for time.

A. The less time my boss has, the better he works. 

B. The more time my boss has, the better he works.

C. My boss works better when he has a lot of time. 

D. My boss likes doing things when he has a lot of time.