非测验的评价技术主要包括()
A.案卷分析、观察、情感评价
B.案卷分析、观察、认知评价
C.实验、日记分析、技能评价
D.实验、日记分析、认知评价
参考答案:A
—Shall we go to the art exhibition right away?
— . [ ]
A. It's your opinion
B. I don't mind
C. It's all up to you
D. That's your decision
(2分)用化学用语表示:
(1)两个氯原子 (2) 3个铁离子