A hardworking man _____ become a great scientist,but a great scientist _____ be a hardworking man

问题描述:

A hardworking man _____ become a great scientist,but a great scientist _____ be a hardworking man
a、can’t can
b、may not can
c、can’t must
d、may not must

D
may not 不一定
must 一定是
认真工作的人不一定能成为科学家,但是科学家一定是一个认真工作的人
所以D是正确的,