A:that
B:which
C:whe
D:what
如图,有一个英文单词的字母顺序对应如图中的有序数对分别为(1,2),(5,1),(5,2),(5,2),(1,3),请你把这个英文单词写出来为 ____.
Lucy writes as ______ as Lily. They are both good students.
有关碳的化学性质的叙述错误的是( )