Find a synonym ( 1 - 4) and an antonym ( 5 - 8)

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VIII. Find a synonym (1-4) and an antonym (5-8)

1. The shop assistant was totally bewildered by the customer's behavior.
A. disgusted
B. puzzled
C. angry
D. upset

2. In an interview, you should concentrate on what the interviewer asks you.
A. show interest in
B. relate to
C. pay attention to
D. impress on

3. Fresh water and air are very necessary for every living thing.
A. essential
B. available
C. optional
D. various

4. How many countries took part in the last Olympic Games?
A. succeeded
B. performed
C. hosted
D. participated

5. Because Jack defaulted on his loan, the bank took him to court.
A. failed to pay
B. paid in full
C. behaved well
D. paid too much

6. His career in the illicit drug trade ended with the police raid this morning.
A. intimate
B. irregular
C. secret
D. legal

7. Basically, everything is the same, but there may be some minor changes.
A. big
B. sudden
C. gradual
D. small

8. Steam engines have been replaced by more economical devices.
A. infrequent
B. insignificant
C. inefficient
D. uninteresting