A.天平
B.磅秤
C.杆秤
D.弹簧测力计
答案:D
________a language family is a group of languages with a common origin and similar vocabulary, grammar, and sound system.
A.What linguists call
B.It is called by linguists
C.Linguists call it
D.What do linguists call
项目的宏观目标是指______。
A.项目建设要达到的直接效果
B.对项目产品(或服务)目标市场及市场占有份额的确定
C.对项目要实现的经济效益、社会效益、环境效益确定的目标值
D.项目建设对国家、地区、部门或行业要达到的整体发展目标所产生的积极影响和作用