It is so difficult a problem that _____ student in this class _____ work it out.
A. any, can't B. no, can C. every, can D. no, can't
It is so difficult a problem that _____ student in this class _____ work it out.
A. any, can't B. no, can C. every, can D. no, can't
B
此题很容易误选A，因为从句意上看，选A可将此句理解为“这个问题是如此之难，这个班上任何一个学生都不可能做出来”。但按英语习惯，any(任何一个)作为非肯定词，它只能出现在否定词not之后，而不能在其前，即可说not any,但不说any not。所以正确答案应选B。这工作太难了，恐怕谁也干不了。