Choose the best answer for the following sentence:
When I returned home after 20 years, everything ____________completely.
A.  has changed             
B. had changed 
C. is changing                
D. was changing

Choose one sentence that has the same meaning as the root one:
It’s possible that the teacher didn’t understand what I meant. 
A. The teacher may not understand what I mean. 
B. The teacher might not. understand what I mean. 
C. The teacher might not have understood what I wanted to say  
D. It is impossible that the teacher understood what I meant.

Choose the correct sentence which is built from the words and phrases given:
I / clean the shells carefully / dry them / put them on a large shelf
A. I cleaned the shells carefully, dried them, and put them on a large shelf.
B. I cleaned the shells carefully, both dried them and put them on a large shelf.
C. I cleaned the shells carefully, dried them, or put them on a large shelf.
D. I cleaned the shells carefully, drying them, and putting them on a large shelf.

Choose a word that has different stress pattern:
ethnic                   refer                affect                   describe
A. ethnic                  
B.  refer                
C. affect                  
D.  describe

Choose a word that has different stress pattern:
hotel             museum              commune              apartment
A. hotel             
B. museum              
C. commune              
D. apartment

Choose the correct sentence which is built from the words and phrases given:
must / now / say /, / ''Happy Birthday'' / and / I
 
A. ''Happy Birthday'', I now must say. 
B. And I must now say, ''Happy Birthday'' 
C. And now, I must say, ''Happy Birthday'' 
D. I must say, “Happy Birthday'', and now.

Choose the word that has the underlined part pronounced differently from the rest:
arrives              purposes              structures               centuries
A. arrives              
B. purposes              
C. structures               
D. centuries

Find a mistake in the four underlined parts of the sentence and correct it:
I found that the number of universities which accept foreign students have been increasing.
A. the number of
B. accept
C. students
D. have been

Choose the word that has the underlined part pronounced differently from the rest:
costumes            ceases                forces             decreases
A. costumes            
B. ceases                
C. forces             
D. decreases

Choose the best answer for the following sentence:
Should two close friends understand each other so well that ________ can be no suspicion between them? 
A. this            
B. there            
C. where          
D. which