Choose the answer among A, B, C, D to complete each of the sentences below:
Stress and tiredness often lead to lack of _______.
A.concentrated
B.concentrate
C.concentration
D.concentrator

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
My sister is a woman of______age.
A.marrying
B.marriage
C.married
D.marriageable

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
If the level of VAT is ______this year, small businesses will be affected.
A.raising
B.raised
C.risen
D.arisen

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
He tried his best to make his birthday party more _______.
A.enjoying
B.enjoyable
C.enjoyed
D.enjoyment

Choose the word or phrase A, B, C or D that best completes the sentence or substitutes for the underlined word or phrase.
After landing, the team members were greeted like ______ heroes.
A.conquest
B.conquering
C.conquer
D.conqueror

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
The whale shark has long been considered a(n) ______ species as its natural habitat is seriously damaged owi
A.endanger
B.dangerous
C.endangered
D.danger

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
What I like best of him is his __________ .
A.dependency
B.dependence
C.independence
D.dependable

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
When callers leave a message on an answering machine, they should speak _______.
A.clearness
B.clarity
C.clearly
D.clear

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
They eventually realize that reckless __________of the earth’s resources can lead only to eventual global disaster.
 
A.exploitation
B.exploit
C.exploitative
D.exploitable

Qua tiêu hoá, lipit sẽ được biến đổi thành
A.glixêrin và axit béo.
B.glixêrol và vitamin.
C.nuclêôtit và axit amin.
D.glixêrol và axit amin.