_____ is more interesting ,this book or that?(What,Which)

题目

_____ is more interesting ,this book or that?(What,Which)
Hold it in this hand ,not_____hand.(other,another,the other)

答案

Which（作“哪个”解,句意为哪个更有趣,What没有哪个的意思）
the other（这个词的范围为两个,对于手来说是两只手,一个另一个）