Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase. 
This vase is quite rare and is almost a .....'s item.
A.collect
B.collective  
C.collection                
D.collector

A. natural
B.department
C.exception
D.attentive

It is important that_____
A.an exact record should be kept
B.an exact record to be kept
C.to keep an exact record
D.keeping an exact record

To end or greatly reduce pollution ____, people would have to stop using many things that benefit them.  
A.constantly      
B.suddenly    
C.immediately  
D.directly

.......(6)........
A.physic
B.task
C.homework
D.excercise

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
A serious accident _____ this morning.
A.has been happened             
B.happened                          
C.was happened       
D.was happening

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions from 10 to 21.
I can’t walk in these high-heeled boots. I keep_____.
A.falling over   
B.falling back 
C.falling off 
D.falling out

Underline the words or phrases that best suit for each sentences
We would like ……….to the party, but we weren’t 
A.inviting
B.having invited
C.to be invited
D.to invite

I’ve looked _________ my new pen everywhere and I can’t find it anywhere.
A.at
B.for
C.up
D.on

The word "marked"in line 4 is closest in meaning to 
A.fortunate
B.understandable 
C.mysterious
D.pronounced