以下对于物质的俗称、化学式、分类和用途的说法，其中不完全正确的一组是（ ）AABBCCDD

关于化学反应类型说法正确的是（）。A有单质生成的反应是分解反应B两种化合物之间的反应是复分解反应C元素存在形态发生改变的反应是置换反应D化合反应中生成物的物质的质量可能等于反应物的物质的质量和

下列物质的方程式正确的是（）。AB​​​​​​​​​​​​​​C​​​​​​​​​​​​​​D​​​​​​​​​​​​​​

The police were seeking more information to find out _______ the rich man.Awho was it that killedBwho it was that killed

This crop has similar qualities to the previous one, _______ both wind resistant and adapted to the same type of soil.Ab

Do you think _______ a good idea that he sold the vegetables at half price_______ let them go bad?Ait’s; as well asBit;

An institution that properly carries the name university is a more comprehensive and complex institution than any other

What is the requirement of the most liberal wing of the Democratic-party?AThey want a more direct action.BThey want an i

Y’s utterance in the following conversation exchange violates the maxim of __________. X: Who was that you were with las

What essentially distinguishes semantics and pragmatics is whether in the study of meaning _________ is considered. Aref

What maxim is flouted in the examples A: Shall we get something for the kids? B: Yes. But I veto I-C-E-C-R-E-A-M.AThe ma

If a teacher asks “What does corrective feedback mean”, this type of question is called “______”.Areferential question B

请简要分析这两种语音教学方法？（10分）

Whichaspectdostudentsfocusonwhenthey learntheusageofvocabulary?ASpelling.BLexicalrules.CCollocation.DPronunciation.

Organizing students to anticipate the general content of the reading passages should be in the step of _____.Apost-readi

请简要分析任务型教学法的教学过程。

During class, the teacher leads students to memorize the important points of the teaching content. On one hand, the teac

In an English class, the teacher, firstly, plays the radio and asks students to listen to the tape and understand the di

请简要论述数学评价的主要功能。

材料全屏椭圆及其标准方程是高中阶段重要的知识点，是高考中考察度很高的知识点，也是学生普遍反映学起来有困难的内容。请你对“椭圆及其标准方程”进行设计。8【简答题】对本节课的内容进行分析；