---Which of those English-Chinese dictionaries do you like most?--.They are both expens

问题补充：

---Which of those English-Chinese dictionaries do you like most?

----.They are both expensive and of little use.

A. None

B. Neither

C. All

D. Both

答案：

(答案→)A. None

B. Neither

C. All

D. Both

解析：由第一句后面的most可知指的是三者或三者以上，而第三句的both…and…只是连接两个形容词。