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 1983 Nobel Prize in Medicine was awarded to Barbara McClintock for her experiments with maize and her discoveries regardless the nature of DNA.
A.experiments with
B.regardless
C.discoveries
D.was awarded

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.
She worked hard so everything would be ready in time.
A.be
B.in
C.so
D.worked

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 assumption that smoking has bad effects on our health have proved.
A.that
B.effects
C.on
D.have proved

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.
Animals like frogs have waterproof skin that prevents it from drying out quickly in air, sun or wind.
A.wind
B.that
C.have
D.it

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.
In a survey of suburban homeowners, a lawn-mower was rated one of the most important equipments.
A.a lawn mower
B.equipments
C.In a survey
D.the

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.
Laura expected to give her mother a hand in housework at the weekend, but she did nothing.
A.expected
B.a hand
C.but
D.nothing

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.
Before the newspaper became widespread, a town crier had walked throughout a village or town singing along the news.
A.crier
B.singing along
C.had walked
D.widespread

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.
My manager wanted to know that whether I was taking much money with me to France.
A.wanted to know
B.that
C.was taking
D.with me

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.
He was not able to define the process by which the body had protected by the immunologic system.
A.had protected
B.to define
C.by which
D.was not

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.
Jane’s friends insist that she will stay at their house when she visits Toronto next weekend.
A.will stay
B.at
C.visits
D.next weekend