编制扩大初步设计概算，确定建设项目投资额的依据是（）。

A.施工定额

B.预算定额

C.概算指标

D.概算定额

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.