After Nam had returned to his house, he was reading a book.
A.after
B.had returned
C.to his house
D.was reading

A tiny mosquito thwarted the best efforts of a large group of scientists ________ .
A.with little money
B.with lots of money
C.with lots of experience 
D.with modern facilities

His letter was full ___________ mistakes.
A.with
B.of
C.about
D.out

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Becoming an adult and setting up___________ no longer mean the same thing.
A.housing
B.housework
C.household
D.housemate

Liverpool is an industry city in the North of England.
A.an
B.industry
C.in
D.of

What does "aging is not a uniform process" mean?
A.Not all living things age.
B.Not all people age at the same age 
C. Not all people have signs of aging 
D.Aging doesn't occur in all people

Jack______ yet, otherwise he would have telephoned me.
A.mustn’t have arrived
B.shouldn’t have arrived
C.can’t have arrived
D.needn’t have arrived

____smuggling antique artworks out of a developing country should be ashamed of _______ 
A.Somebody- itself  
B.Anywhere – there  
C.Anyone – themselves 
D.Anything- oneself

Before electricity, what was sometimes passed through pipes to heat rooms?
A.Gas 
B.Petrol
C.Steam
D.Hot wind

I didn’t go to work this morning . I stayed at home__________ the morning rain.     
A.thanks to   
B.on account of          
C. in spite of   
D.in addition to