用括号内所给单词的适当形式填空，共5分

小题1:All those foreign             (thief) have been caught.

小题2: Is Australia the             (three) largest island country in the world?

小题3:Look, our dog Eddie is lying         (comfort) on the grass.

小题4:There are a lot of differences between John and        (I)

小题5:Our              (know) of the universe is growing all the time.

轮对加工后同一轮对的两车轮直径差允许不大于（）mm。

A.0.5

B.1

C.2

D.3