问题
选择题
–Which one do you want to buy, an ipod touch 4, an ipad 3 or an iphone 5 ?
– . They are too expensive.
A. All B. None C. Neither
答案
答案：B
考察代词。All指三者或三者以上都；none指三者或三者以上都；neither指两者都不；根据They are too expensive.可知后者认为都太贵了，所以应该选B，三者都不买。