15 CÂU HỎI
Choose a suitable word or phrase (marked A, B, C, or D) to fill in each blank.
He has been very interested in doing research on _______ since he was at high school.
A. biology
B. biological
C. biologist
D. biologically
Are you sure that boys are more _______ than girls?
A. act
B. active
C. action
D. activity
John cannot make a _______ to get married to Mary or stay single until he can afford a house and a car.
A. decide
B. decision
C. decisive
D. decisively
My mother used to be a woman of great _______, but now she gets old and looks pale.
A. beauty
B. beautiful
C. beautifully
D. beautify
As an _______, Mr. Pike is very worried about the increasing of juvenile delinquency.
A. educate
B. education
C. educator
D. educative
They had a ______ dinner last night and she accepted his proposal of marriage.
A. romance
B. romantic
C.romantically
D. romanticize
She sent me a _______ letter thanking me for my invitation.
A. polite
B. politely
C. politeness
D. impoliteness
Advanced technology can last our _______.
A. long
B.length
C. longer
D. longevity
Only a few of the many species at risk of extinction actually make it to the lists and obtain legal ____.
A. protect
B. protection
C. protective
D. protector
Children who are isolated and lonely seem to have poor language and ________.
A. communicate
B. communication
C. communicative
D. communicator
The more _______ and positive you look, the better you will feel.
A. confide
B. confident
C. confidently
D. confidence
My parents will have celebrated 30 years of _______ by next week.
A. marry
B. married
C. marriageable
D. marriage
He is not really friendly and makes no attempt to be _______.
A. society
B. social
C. socialize
D. sociable
Smoke, dirt and noise are all kinds of ___.
A. pollute
B. polluting
C. pollutant
D. pollution
It was such a boring speech that I felt _________.
A. asleep
B. sleep
C. sleepy
D. sleepily
