Choose the best answer for the following sentence:
If the hole in the ozone layer is bigger, we ____________ more risk of getting skin cancer. 
A. run            
B. ran              
C. would run              
D. will run

Choose the best answer for the following sentence:
____________ are exploring whether organ transplant drugs made by Roche and Novartis increase the risk of an often-fatal neurological disease. 
A. Operators                     
B. Calculators                      
C. Monitors                       
D. Regulators

Choose the best answer for the following sentence:
By the time he arrives everything _____________. 
 
A. had been settled                
B. will be settled
C. will have been settled                
D. has been settled

Choose the best answer for the following sentence:
_________________ is a sport in which you move along the surface of the sea or a lake on a long narrow board with a sail on it.
 
A. Water polo              
B. Diving                   
C. Windsurfing                  
D. Scuba diving

Choose the best answer for the following sentence:
The picture was still highly appreciated because it is a _____________ of the original picture.  
A. faithful reproduction                
B. true copy               
C. fake reproduction
D. fake copy

Choose the best answer for the following sentence:
If I __________ English well, I ____________ the article long ago.
A. knew - would have translated
B. would have known - would have translated
C. knew - would translate
D. had known - would translate

Choose the best answer for the following sentence:
People __________ the company employs are expected to sign a contract.
A. which
B. whom
C. whose
D. where

Choose the best answer for the following sentence:
______________, so she’s struggling to make ends meet.
A. She’s among jobs at the moment
B. She’s among jobs in a moment
C. She’s between jobs in a moment
D. She’s between jobs at the moment

Một lớp học có 18 học sinh nam và 20 học sinh nữ. Nếu muốn chọn một học sinh nam và một học sinh nữ đi dự một cuộc thi nào đó thì số cách chọn là
A. 38
B. 18
C. 20
D. 360

Choose the best answer for the following sentence:
As a result of the influence of these gatherings, one ______________ reported at the last annual meeting that ten families in his community had bought and paid for homes.
A. vice
B. delegate
C. helper 
D. assistant