Câu hỏi: Scientists say forests are being destroyed by air pollution. 

A. Scientists are blamed for destroying forests.

B. Scientists blame air pollution for the destruction of forests.

C. Forests are said to destroy air pollution.

D. According to scientists, there's much air pollution in the forests. 

Câu 1: .............., we couldn’t have continued with the project. 

A. Unless we had your contribution 

B. Provided your contribution wouldn’t come

C. Even if you didn’t like to contribute

D. If you hadn’t contributed positivel

Câu 2: Peter is......... at the moment. 

A. telling to Jane to do it

B. saying Jane what to do it

C. showing Jane how to do it

D. advising Jane do it

Câu 3: Alex did not do very well in class............ 

A. therefore he was a good student

B. because he failed to study properly

C. although he was not hard-working

D. as long as he had studied badly

Câu 4: The earlier she leaves,...........

A. the sooner she will arrive

B. the soonest she will arrive

C. she will arrive sooner

D. she will soon arrive 

Câu 5: The more you talk about the situation,....................... 

A. it seems the worse

B. the worse it seems 

C. it seems worse

D. he worse does it seem 

Câu 6: Geometry is a branch of mathematics .................the properties of lines, curves, shapes, and surfaces.

A. it is concerned with

B. which concern 

C. concern with 

D. that is concerned with