I've achieved a lot in my study, thanks to who helped me.
A. others
B. those
C. ones
D. these
网友回答
A. others
(答案→)B. those
C. ones
D. these
解析:考查代词。句义:在我的学习当中我已经进步了许多,由于那么多人帮助我。 A. others 其他人(泛指) B. those 那些(特指) C. ones(泛指) D. these这些(近指),根据后面的定语从句可知是特指,所以B正确。