Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Harmful environmental factors can the development of certain diseases.
A.monitor
B.accelerate
C.produce
D.generate

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
You pass the exam in order to graduate from high school.
A.might
B.must
C.may
D.can

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The higher the cost of living is, .
A.the harder the life of the immigrants becomes
B.the harder does the life of the immigrants become
C.the hardest the life of the immigrants becomes
D.the life of the immigrants becomes the harder

Mark the letter A, B, C, or D on your answer sheet to show the underlined part of question that needs correction.
All commuters use the main highway to get to the centre of the city will face delays of to an hour today.
A.use
B.to get to
C.the city
D.face delays

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
There has been growing public concern about the use of chemicals in food recently.
A.protection
B.reservation
C.preservation
D.conservation

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
A lot of research in medical science has been to improve human health.
A.given off
B.made up
C.taken up
D.carried out

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Last week, we an interesting film about the animal world.
A.see
B.are seeing
C.saw
D.will see

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
During a job interview, candidates are advised to on the interviewer's questions and make an effort to answer them properly.
A.emphasize
B.rely
C.concentrate
D.decide

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The success of the company in such a market is remarkable.
A.competitively
B.competitive
C.compete
D.competition

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The dog my father gave me is very lovely.
A.when
B.where
C.who
D.which