Some animals ______ the tiger, the lion and the wolf are meat-eaters.    [ ]

A. such like  

B. such as  

C. for example  

D. including

一个长方体木块立在桌面上，如图所示。用手指沿水平方向推它的下部，木块滑动；用手指推开它的上部，木块翻倒。这说明                                                       。