Choose the best answer to complete the sentences.
Apple iPad               the single most popular tablet PC ever since 2010.
A.A. has existed             
B.B. has stayed            
C.   C. has remained       
D.   D. has continued

Choose the best answer to complete the sentences.
Paper was first               to make paper money, playing cards or the world’s oldest book – the Diamond Sutra – in the 2nd century by the Chinese.
A.A. to invent               
B.B. inventing          
C. C. being invented    
D.D. invented

A.emit
B.indeed
C.belong
D.private

The number of parents who want to teach their own children in the U.S. is _______.
A.remaining unchanged
B.remaining the same
C.going down
D.going up

Write the letter A, B, C or D on the top of the first page to indicate the correct answer to each of the following questions.
The noise in the hall was terrible but he just _____ on speaking as if he couldn’t hear it.
A.went 
B.let
C.ran
D.set

Write the letter A, B, C or D on the top of the first page to indicate the sentence that best combines each pair of sentences in the following questions. 
Willie liked the puppy he saw at the pet store. He plans on buying it tomorrow.
A.Willie liked the puppy that he doesn’t plan on buying at the pet store tomorrow.
B.Willie liked the puppy he saw at the pet store and plans on buying it tomorrow.
C.Willie liked the puppy he saw at the pet store, plans on buying it tomorrow.
D.Willie liked the puppy he saw at the pet store so much that he bought it immediately.

Write the letter A, B, C or D on the top of the first page to indicate the sentence that is closest in meaning to each of the following questions. 
I regret not booking the seats in advance.
A. I wish I book the seats in advance.
B.I wish I have booked the seats in advance.
C. If only I booked the seats in advance.
D.If only I had booked the seats in advance.

Write the letter A, B, C or D on the top of the first page to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions. 
It was really difficult to decide between the two candidates. 
A.steal   
B.think   
C.attempt        
D. choose

_______(47)
A.pressure
B.force
C.persuasion
D.encouragement

Read the following passage and write the letter A, B, C or D on the top of the first page to indicate the correct answer to each of the questions.                
Founded after World War II by 51 "peace-loving states" combined to oppose future aggression, the United Nations now counts 192 member nations, (16)……….. its newest members, Nauru, Kiribati, and Tonga in 1999, Tuvalu and Yugoslavia in 2000, Switzerland and East Timor in 2002, and Montenegro in 2006.
United Nations Day has been (17)……… on October 24 since 1948 and celebrates the objectives and accomplishments of the organization, which was established on October 24, 1945.
The UN (18)……… in peacekeeping and humanitarian missions across the globe. Though some say its (19)……….. has declined in recent decades, the United Nations still plays a tremendous role in world politics. In 2001 the United Nations and Kofi Annan, then Secretary-General of the UN, won the Nobel Peace Prize "for their work for a better organized and more peaceful world."
Since 1948 there have been 63 UN peacekeeping operations that are currently under way. Thus far, close to 130 nations have contributed personnel (20)……… various times; 119 are currently providing peacekeepers. As of August 31, 2008, there were 16 peacekeeping operations underway with a total of 88,230 personnel. The small island nation of Fiji has taken part in virtually every UN peacekeeping operation, as has Canada.
(Source:https://www.examenglish.com/PTE/pte_academic_reading_4.htm, December 10th, 2017)
(17)
A.examined      
B.watched    
C. monitored    
D.celebrated