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The last sentence of the first paragraph can best be understood as______.A.most scientists
The last sentence of the first paragraph can best be understood as______.
A.most scientists are obliged to teach
B.a scientist may cultivate wide interests if he teaches as well
C.in order to keep up with developments in a wider field, teaching and research are both important
D.if a scientist does not teach, he is less likely to absorb diverse knowledge