What is true according to the passage?
A.The linguists don’t like Esperanto
B.Esperanto is not a natural language
C.Esperanto is difficult to learn  
D.Esperanto is becoming more and more popular

(30)_____ 
A.pollute  
B.polluting                 
C.polluted                  
D.pollution

We spent the entire day looking for a new apartment.
A.all long day
B.day after day 
C.all day long
D.the long day

Anne hoped ________ to join the private club. She could make important business contact here.
A.to be invited
B.to invite 
C.being invited
D.inviting

The students don’t know how to do the exercises _______ by the teacher yesterday.
A.who given 
B.is giving  
C.which given
D.given

Small children are often told that it is rude to point  _________  other people.
A.on  
B.with
C.at
D.of

John can’t make a _________ to get married to Mary or stay single until he can afford a house.  
A.decide     
B.decision
C.decisive   
D.decisively

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
I finally _____ the cold that I had had all week.
A.pass out
B.get over
C.come down with
D.pull through

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
It is stated that we are now in the first stages of a battle for the _______ of life on the earth.
A.responsibility
B.reservation
C.sustainability
D.purification

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
As the drug took_______, the patient became quieter.
A.force
B.influence
C.effect
D.action