问题
选择题
—Math is too difficult. I want to give it up.
—Please don’t. Nothing is _________if you put your heart into it.
A．important
B．impossible
C．interesting
D．Necessary
答案
答案：B
题目分析：句意：数学太难了。我想放弃它。请不要放弃。有志者事竟成。本句为一谚语；A重要的C有趣的D必要的；故选B。