Choose the word whose main stress is put on a different syllable from that of the rest.
Câu 1:


A. effect           


B. event             


C. emerge              


D. even
Câu 2:


A. insecticide      


B. fertilizer              


C. pesticide                 


D. herbicide
Câu 3:


A. efficient     


B. communist    


C. impatient              


D. delicious
Câu 4:


A. economy    


B. economic      


C. economical            


D. economically
Câu 5:


A. renovate


B. domesticate


C. initiate


D. eliminate 

A.
B.
C.
D.

Các câu hỏi liên quan

Choose the word or phrase (A, B, C or D) that best completes each sentence. 
Câu 1: ''You must have had a very good time on holiday." "__________, it was a disaster. Everything went wrong."       


A. By tradition   


B.  In short      


C. On the condition    


D. On the contrary 
Câu 2: There are _______ways of spending your free time, so you can choose to do whatever you like.


A. scanty     


B. various      


C. ridiculous    


D.  variety 
Câu 3: They are trying to persuade the rich to__________their money to the charities.       


A.  provide            


B. invest    


C. finance 


D. contribute
Câu 4: Local authorities have to learn to allocate resources__________.         


A. efficient 


B. efficiency


C. inefficient


D.  efficiently 
Câu 5: Thousands of factory workers are attending evening classes in an attempt to______themselves.


A. better       


B. be better    


C. being better           


D. better than 
Câu 6: He eats nothing __________hamburgers.          


A. but


B. unless


C. despite


D. apart 
Câu 7: He worked hard __________a mechanic for ten years before being appointed manager.           


A. like


B. alike


C. as   


D. same as
Câu 8: This organization is quick__________sending relief goods to the flooded areas.          


A. with


B. at


C. for


D. about
Câu 9: When are you leaving__________Singapore? This week or next week?       


A. for


B. in


C. to


D. at
Câu 10: He suddenly saw Cindy__________the room, so he pushed his way__________the crowd of people to get to her.         


A. across/through     


B. over/through    


C. over / over      


D. through/ across 
Câu 11: The doctor will not give the patient the test results__________tomorrow.  


A. until


B. from


C. at


D.  on
Câu 12: Can you help me, please? I can't see the difference__________these words.


A. from


B. in


C. between 


D.  about 
Câu 13: I don't understand this point. Could you please__________?    


A. explain to me it  


B. explain me with it  


C. explain it to me        


D. explain it for me 
Câu 14: That house reminds me __________the one where I used to live.       


A. of


B. for


C. about


D. with 
Câu 15: It was very kind__________you to lend me the money I needed.           A. for                            B. of                                        C. to                                      D. with 


A. for


B. of


C. to


D. with
Câu 16: The bus hit a truck coming __________the opposite direction


A. in


B. at


C. for


D. by
Câu 17: The company made very good profit in __________.      


A. the 1990  


B. 1990s    


C.  the 1990s       


D. 1990's 
Câu 18: Alex failed his English exam, but his teacher is going to give him ________chance to pass it.        


A. another    


B. the other   


C. the others     


D.  other 
Câu 19: Her eyes are different colors. One eye is gray, and                is green.


A. another  


B. the other     


C. the others         


D. other 
Câu 20: _________him the whole truth or he'll get angry with you.


A. If you don't tell    


B. Unless you tell     


C. Don't tell


D. When you tell 
Câu 21: This is the strangest case that the detective__________.


A.  has ever investigated   


B. is ever investigating


C. ever investigates         


D. has never investigated 
Câu 22: To reduce air pollution, __________.


A. all automobiles necessary to be banned from the city center


B. banning all automobiles from the city center should be done


C. it is necessary banning all automobiles from the city center


D.  the authorities should ban all automobiles from the city center 
Câu 23: Fred refused to travel by air because he was afraid of __________.


A. long


B. lengths


C. heights 


D. high 
Câu 24: Don't worry! The plane __________at the airport right now.      


A. arrives    


B. arrived   


C. has arrived   


D.  is arriving 
Câu 25: __________about the good news, Sarah seemed to be indifferent.


A. In spite of exciting           


B. In addition to exciting


C. In stead of being excited     


D. Because of being excited  
Câu 26: He __________for that company for five months when it went bankrupt.        


A. has been worked     


B. has worked   


C. had been working    


D. was working 
Câu 27: " __________does Joe like his new motorbike?" "He's crazy about it."


A. How


B. What


C. When


D. Why
Câu 28: Some people think__________ to master a foreign language. However, it isn't.   


A. it’s easy   


B. easy 


C. easily


D.  it is easily 
Câu 29: When his parents died, they __________him a house in which he still lives.   


A. continued 


B.  from earning  


C. inherited 


D. saved 
Câu 30: Most people prefer spending money __________it.          


A. than earning


B. from earning    


C.  to earn 


D. to earning 
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A.
B.
C.
D.

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 18 to 22.We all want to live in a clean and green world and breathe pollution free air. For this kind of environment we desperately need a fossil fuel free world. Scientists are toiling hard to come up (18)______ alternative fuels which can replace conventional fuels. One such study was presented at the 237th National Meeting of the American Chemical Society. This study throws interesting light on the first economical, eco-friendly process to (19)______  algae oil into biodiesel fuel. The scientists are quite hopeful that one day America will become independent (20)______  fossil fuels. Ben Wen is the (21)______  researcher and vice president of United Environment and Energy LLC, Horseheads, N.Y. According to him, “This is the first economical way to produce biodiesel from algae oil. It costs much less than conventional processes because you would need a much smaller factory, there (22)______  no water disposal costs, and the process is considerably faster.”
Câu 1: (18)______


A. to        


B. against  


C. with   


D. for
Câu 2: (19)______


A. adapt    


B. transform


C. modify  


D. alter
Câu 3: (20)______


A. on   


B. from 


C. with 


D. of
Câu 4: (21)______


A. lead           


B. top    


C. summit


D. peak
Câu 5: (22)______


A. were    


B. are   


C. had   


D. have

A.
B.
C.
D.