Choose the most suitable word or phrase.
The air in the city is very_________.
A.pollute
B.polluted
C.pollution
D.pollutant

_________(57)
A.took 
B.wasted    
C.cost 
D.spent

Choose the answer that best completes each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
The college offers both _______ and professional qualifications.
A.government
B.experience   
C. requirement          
D.  academic

Read the following passage and mark the letter A, B, C, or D on your answer sheet to choose the word or phrase that best fits each of the numbered blanks.
Since the time of Nostradamus, meteorologists have been trying to decipher the mystery of climatic changes. Their objective has been to be able to precisely (15)______ the weather for the days to come. In the past, meteorologists looked skywards to find hints in the clouds. At present, their eyes are directed at the spots (16)______the most intriguing climatic transformations (17)______about, namely, the ultimate depths of the oceans where swirls, whirlpools and waves generate the patterns for the future weather.
The most efficient way of (18)_____ hold of the ever changing map of the swirling currents circulating their heat around the planet is from space. Weather satellites equipped (19)_____ complicated instruments examine the surface and the bottom of the oceans and determine the exact height of water. The impressive advantage offered by satellite scanning is that measurements can be (20)_____ even in the most inaccessible parts of the oceans and can provide daily pictures of the water surface together with the calculated wave height and wind speed.
(20)_____
A.done            
B.formed
C.fulfilled  
D.taken

The boys we met on the train _________soldiers on leave. They were young, with very short haircuts.
A.could be
B.may be 
C.had had to be
D.may have been

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
Despite the traffic hold-ups, we were able to arrive at the airport just in the nick of time before the check-in counter closed.
A.with all our luggage                     
B.in a terrible condition
C.at the very last moment      
D.with much time to spare

There was hardly _______ food left in the fridge.
A.more    
B.any
C.no 
D.some

Ba is more intelligent than his brother. -> Ba’s brother is not ____________ .
A.
B.
C.
D.

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

A.mood                                  
B.flood                       
C.spoon                      
D.moon

Choose the word or phrase  that best completes the sentences.
She plays tennis ______ recreation only.
A.in    
B.to 
C.on  
D.for