Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
______, others use them in medicine.
A.While some scientists use lasers for military purposes
B.Used for military purposes by some scientists
C.Lasers are used for military purposes by some scientists
D.Some scientists’ using lasers for military purposes

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The doctor wants to know the symptoms of a wasp sting, so he tries _____ by one.
A.to be stung
B.to sting
C.being stung
D.stinging

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
With very high price of oil, people have to ______ on petrol.
A.economy
B.economize
C.economic
D.economically

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
It used to be a small town, where people ______ fishing for a living.
A.made
B.did
C.earned
D.led

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We should ______ with the difficulties we were confronted with rather than sitting still and complaining.
A.acquaint
B.contend
C.comply
D.accord

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
It is really difficult to translate Vietnamese terms having no direct counterparts in English.
A.equivalent phrases
B.clear meanings
C.concrete references
D.confusable words

Mark the letter A, B, C, or D on your answer sheet to indicate the OPPOSITE in meaning to the underlined word(s) in each of the following questions.
None of her novels lends itself to being made into a film; they just simply lack a coherent storyline.
A.inapplicable
B.untamable
C.unsuitable
D.inconceivable

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes each of the following exchanges.
Jack is having trouble getting some change for the automatic vending machine, so he asks a passerby.
- Jack: "Excuse me, could I trouble you for some change?"
- The passerby: "______. Will pennies do?”
A.I know
B.Never mind
C.I am sure
D.Let me see

“It’s all to do with melatonin”. explains Dr Maas,
A.all
B.to
C.with
D.No mistakes

which is secreted by the brain’s pineal gland in response to darkness”
A.secreted
B.brain's
C.response
D.No mistakes