问题补充:
a successful fish scientist, you need to have a curious mind and be able to work on your own.
A. Become
B. To become
C. Becoming
D. Having become
答案:
A. Become
(答案→)B. To become
C. Becoming
D. Having become
解析: 考查不定式做状语。句意:为了成为一名研究鱼的科学家,你需要有好奇心并且能够依靠你自己工作。所以选To become做目的状语,选B。