选择题：Every society has its own peculiar customs and ___

题目内容：

Every society has its own peculiar customs and ______of acting.
A：attitudes B：behavior C：ways D：means

参考答案：

— I was worried about my math, but Mr. Brown gave

— I was worried about my math, but Mr. Brown gave me an A. — .A. Don’t worr

纵波、横波和面波（L波）之间的波速关系为（）A、VP>VS>VL B、VS>VP>VL C、VP>VL>VS D、VL>VS>

国家标准的表示符号不包括以下哪种( ) A.GBBBBBBB.JBBBBBC.QBBBBD.CY

在执行SOLID命令后，希望所画的图元内部填充，必须设置______( ) A.FILL为ONNB.FILL为OFFFFFC.LTSCALEEED.COLOR

17.-We haven’t heard from Jane for a long time.( )-What _____ to her?(本题1.5分)A.