Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Digital clocks, however precise, they cannot be perfectly accurate because the earth’s rotation changes slightly over years.




A.they
B.the
C.perfectly
D.slightly

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
To turn on the light, I was surprised at what I was.




A.To turn on
B.was
C.at
D.what

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Information on the Romans can find not only in these books but also on the Internet.




A.Information
B.can find
C.in
D.the Internet

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Human memory, formerly was believed to be rather inefficient, is really much more sophisticated than that of a contputer.




A.Human memory
B.was believed
C.inefficient
D.a

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Peacocks are among the most exotic birds in nature; its long tail feathers fan out to reveal a profusion of vivid colors.




A.fan out
B.its
C.most exotic
D.among

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Some insects bear a remarkable resemblance to dead twigs, being long, slenderness, wingless, and brownish in color.




A.Some insects
B.being
C.slenderness
D.in color

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Solar energy can also be used for day light, cooking, heating and helping plants grow.




A.can also
B.day light
C.and helping
D.grow

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Air pollution, together with littering, are causing many problems in our large, industrial cities today.




A.with
B.in
C.are
D.industrial

I wish I______ some jeans I really like. I must have tried on ten pairs.




A.find
B.can find
C.could find
D.should find

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.
Doctors and nurses of this hospital have worked round the clock to help those injured in the recent earthquake.




A.permanently
B.interruptedly
C.continuously
D.accurately