Choose the answer among A,B,C,D to complete each of the sentences below:
I am wondering what____________if our ecosystem were completely destroyed?
A.will happen      
B.would have happened  
C.happened      
D.would happen

Choose the answer among A,B,C,D to complete each of the sentences below:
It is no good____________ to him about the problem. He’s as deaf as a pole.
A.complain       
B.to complain  
C.complaining  
D.complaint

Choose the answer among A,B,C,D to complete each of the sentences below:
By this time next year, my new house___________, and we can move into it.
A.will finish     
B.will have been finished   
C.will have finished  
D.will be finished

Choose the answer among A,B,C,D to complete each of the sentences below:
__________ really worn out from hard work, she managed to amuse us with a funny story.
A.Despite     
B.Because of 
C.Because        
D.Although

Choose the answer among A,B,C,D to complete each of the sentences below:
When I passed their house, all the lights had been turned off. They_____________ to bed already.
A.must go    
B.should have gone
C.must have gone   
D.need have gone

Choose the answer among A,B,C,D to complete each of the sentences below:
The book___________ you are reading is really useful for all the exams
A.which     
B.who  
C.what   
D.it

Choose the answer among A,B,C,D to complete each of the sentences below:
Could you please give me a lift to work tomorrow? My motorbike is____________today.
A. out of date   
B.out of work    
C.out of mind  
D. out of order

Choose the answer among A,B,C,D to complete each of the sentences below:
We put his rude manner___________ignorance of the local customs .
 
A.down to    
B.up with   
C.up to  
D.off at

Choose the answer among A,B,C,D to complete each of the sentences below:
David: “ The final exams are coming. I seem to be too nervous!”
      Linda: “___________________. It will be not so hard as you’ve expected.
A.Be careful  
B.Good Luck   
C.Congratulations 
D.Take it easy

Choose the answer among A,B,C,D to complete each of the sentences below:
In order to grow vegetables productively, gardeners must know______________.
A.that the requirements for each vegetable    
B.what the requirements for each vegetable are
C.what are each vegetables’ requirements   
D.that is required by each vegetable