Which of the above positions requires a person who can speak two languages？
A. Chemist.
B. Chemical engineer.
Clerk.
D. Chef.
【B4】
A. cultures
B. nations
C. consider
D. countries
【B16】
A. use
B. carry
C. experience
D. bring
【B8】
A. well
B. enough
C. exactly
D. openly
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