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.
As every other nation, the United States used to define its unit of currency, the dollars, in terms of the gold standard.
A.As
B.every other
C.used to define
D.its unit of currency

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.
A deficient of folic acid is rarely found in humans because the vitamin is contained in a wide variety of foods.
A.deficient
B.is rarely found
C.because
D.in

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.
An internationally famous ballerina, Maria Tallchief demonstrated that the quality of ballet in North America could equal those of the ballet in Europe.
A.famous ballerina
B.demonstrated
C.the
D.those

By the time we get out of this traffic jam, all the guests __________ home.
A.have gone
B.had gone
C.will have gone
D.will go

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.
If you have some sufficient knowledge of English, you can make yourself understand almost everywhere.
A.understand
B.some
C.almost
D.of

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.
Pointing in someone is usually considered rude but it is acceptable when teachers want to attract their students’ attention in class.
A.when
B.Pointing in
C.to attract
D.rude

It's taking me longer to get _________ the operation than I thought.
A.over
B.up from
C.through
D.by

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.
When a pearl is cut in half and examined under a microscope, but its layers can be seen.
A.a microscope
B.be seen
C.but its
D.is cut

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.
The detailed study of fossils, rather like a crime investigation, it involves the piecing together of many diverse fragments of evidence.
A.the piecing
B.it
C.detailed study
D.of many diverse

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.
Though artist Tatun was totally blind in one eye and had only slight vision in another, he became an internationally renowned jazz musician.
A.Though
B.only slight
C.another
D.internationally