【多选题】指出下列论述中()是错的。
A.
目前我国标准规定使用的硬度单位有德国度和每升水样中所含氧化钙的毫克数。
C.
总硬度是指水样中各种能和EDTA络合的金属离子总量。
D.
碳酸盐硬度是指水中钙、镁离子与碳酸根离子结合时所形成的硬度。
【判断题】____ A字裙是指侧缝线有一定偏斜度的裙型。
【判断题】Extroverts think before they speak.
【判断题】107( ) A字裙是指侧缝线有一定偏斜度的裙型。
【判断题】Both extroverts and introverts are suitable for PR jobs.
【判断题】Extroverts are very likely to attend social events.
【简答题】If I Have an Introverted Friend 如果我有个内向的朋友 Extroverts and introverts usually perform. differently in their social lives. Extroverts get energized by being around people, while social activity, on the ...
【单选题】What do researchers find about people tested as extroverts?
A.
They have more Facebook friends who may not know each other.
B.
They are leaders who organize all kinds of activities.
C.
They get along well with their friends.
D.
They share more interests with their friends.
【判断题】Both extroverts and introverts need a high level of stimulation.