单项选择题

Questions 8 and 9 are based on the following news. Who are NOT mentioned as people more likely to he exposed to lead

A．Automobile mechanics.
B．Painters.
C．Waiters.
D．Heavy equipment mechanics.
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单项选择题
Armstrong suggests all the following preparations EXCEPT
A．looking at the mirror.
B．practising simulated interviews.
C．practising answering questions.
D．finding some of your strong points.
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