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【判断题】
教育在经济社会协调发展中,具有基础性、先导性、全局性的地位。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【单选题】According to the conversation, what upsets the man?
A.
He doesn't know what color to choose.
B.
He has a broken rucksack.
C.
The gift he wants is out of stock.
D.
He doesn't know what gift will be useful.
【简答题】Choose the right answer according to what you hear. 1. Jim forgot _____. A. the lesson B. what the teacher said C. what his mother said 2. The story happened _____. A. in the evening B. in the afterno...
【单选题】What can you learn according to what you hear?
A.
The man doesn't like country music, but he has to learn.
B.
The man didn't know the bad news.
C.
The man didn't like John Denver.
【单选题】On what occasion will people notice the importance of nonverbal communication, according to the passage?
A.
When you have an interview with the manager.
B.
When you are .in a foreign country which language you can't understand.
C.
When you .are having a face to face communication.
D.
When you stand with somebody.
【单选题】What is the most important thing to overcome nervousness according to the woman?
A.
Don't be afraid of failing.
B.
Work very hard.
C.
Don't take it seriously.
【简答题】（14分）常见的一硝基甲苯有对硝基甲苯和邻硝基甲苯两种，均可用于合成各种染料。某探究小组利用下列反应和装置制备一硝基甲苯。 实验中可能用到的数据： 实验步骤：①按体积比1：3配制浓硫酸与浓硝酸混合物40 mL； ②在三颈瓶中加入15 mL(13g)甲苯，按图所示装好药品和其他仪器； ③向三颈瓶中加入混酸，并不断搅拌（磁力搅拌器已略去）； ④控制温度约为50℃，反应大约10 min，三颈瓶底有大量淡...
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