Choose A, B, C, or D that best completes the sentence.
Câu 1: The fire-prevention system is ____ by any small increase in temperature.
A. active
B. activated
C. acted
D. acting
Câu 2: She was completely ____ because she was wearing a mask and sunglasses.
A. recognize
B. recognition
C. recognizable
D. unrecognizable
Câu 3: A laser beam consists of a ____ of pure light.
A. concentrate
B. concentration
C. concentrative
D. concentrating
Câu 4: Laser beams have been used for cancer ____ .
A. treat
B. treatable
C. untreatable
D. treatment
Câu 5: To ____ in a job interview, you should arrive on time, be well-dressed, and keep ____ when answering the questions.
A. successfully /calm
B. successful /calmness
C. success /calmly
D. succeed /calm
Câu 6: Air pollution happens when wastes are poured into the atmosphere and the air becomes ____ and unpleasant to breathe.
A. contaminate
B. contamination
C. contaminated
D. contaminative
Câu 7: The practice of ____ is also known as farming.
A. agriculture
B. agricultural
C. agriculturally
D. agriculturalist
Câu 8: A (an) ____ home environment can affect a child’s ____ .
A. happiness / behavioral
B. happy / behave
C. unhappiness / behave
D. unhappy / behavior
Câu 9: Isaac Newton laid the ____ for many other discoveries in mathematics and physics.
A. found
B. founded
C. founder
D. foundation
Câu 10: The geneticists have discovered the laws of ____ .
A. inherit
B. inheritance
C. inheritor
D. inheritable
Câu 11: The most serious cause of pollution is the ____ of industry.
A. develop
B. development
C. developmental
D. developed
Câu 12: We earn our ____ by raising cattle and chicken.
A. live
B. life
C. living
D. lives
Câu 13: Marilyn Monroe was very ____ in 1960s.
A. famous
B. famously
C. fame
D. famousness
Câu 14: That car is ____ .
A. surprisingly expensive
B. surprised expensively
C. surprise expense
D. surprising expensiveness
Câu 15: Smoking has ____ effects on our health.
A. harm
B. harmful
C. harmfully
D. harmlessly
Câu 16: Something went ____ with my computer so I could not complete my work.
A. wrong
B. wrongly
C. wrongness
D. wrongfulness
Câu 17: He looked at the picture ___ without saying a word.
A. attentive
B. attention
C. attentively
D. attentiveness
Câu 18: Vitamin D helps us not only build ____ teeth and bones but also absorb calcium.
A. strong
B. strength
C. strongly
D. strengthen
Câu 19: Every day, people dispose ____ waste from both domestic and ____ sources without paying any attention to the bad results.
A. wanting / commerce
B. unwanted / commercialize
C. wanted / commercially
D. unwanted / commercial
Câu 20: My mother has just bought an ____ washing machine.
A. automation
B. automate
C. automatic
D. automatically
Câu 21: Many teenagers are not well- ____ for ____ .
A. prepare / employer
B. prepared / employment
C. preparation / unemployed
D. preparative / employee
Câu 22: They have little ____ about ____ Technology.
A. knowledgeable / Inform
B. knowledge / Information
C. knowable / Informing
D. know / Informative
Câu 23: Railroads, airplanes, cars and highways make it ____ to travel.
A. easy
B. ease
C. easily
D. easiness
Câu 24: English provides you with ready access to higher ____ .
A. promote
B. promoter
C. promotion
D. promotional
Câu 25: It is very important for children to do something ____ , such as to play some musical instrument, paint, and play football.
A. create and athlete
B. creatively and athletics
C. creative and athletic
D. creation and athletically
Câu 26: The ____ of automobile has created a demand for petrol ____ .
A. invent / consume
B. inventive / consumer
C. inventor / consuming
D. invention / consumption
Câu 27: We find it ____ to do housework.
A. bore
B. bored
C. boring
D. boringly
Câu 28: ____ does not interest me as much as literature.
A. Economics
B. Economy
C. Economic
D. Economical
Câu 29: Almost every language in the world has dialects and American English is no ____ .
A. except
B. exceptive
C. exception
D. exceptional
Câu 30: Laura failed to give ____ reasons for her ____ from the meeting yesterday.
A. satisfactory / absence
B. satisfy / absent
C. satisfaction / absently
D. satisfied / absence
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