语法与词汇
49.
An extensive foundation in the basic sciences should be required of all science students, ______.
A、
whether they are future physicists or chemists
B、
be they future physicists or chemists
C、
they are future physicists or chemists
D、
they should be future physicists or chemists
【正确答案】
B
【答案解析】
B项为虚拟语气句whether they be future physicists or chemists的变形。根据题意，可知正确答案为B。
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