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【单选题】
TRIZ理论中,解决技术矛盾表述系统性能的工程领域的通用工程参数一共有( )个。
A.
38
B.
39
C.
40
D.
41
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【简答题】吉非罗齐是一种降血脂药物,有人以A、B为初始物质,设计了如下合成路线,其中A是一种芳香烃。 请回答 (1)A的名称是____________ (2)下列关于F的化学性质的说法中正确的是___________(填选项字母)。 a.与浓硫酸共热可以发生消去反应 b.与小苏打溶液反应可放出气体 c.与NaOH溶液反应时,l mol F最多可消耗2 mol NaOH (3)反应④的反应类型是_______...
【单选题】Grandma wants to watch the program Legal Report. Please the TV.
A.
turn off
B.
turn on
C.
turn down
【单选题】1332 化学药物合成路线设计方法不包括( )
A.
类型反应法
B.
分子对称法
C.
直接合成法
D.
追溯求源法
【单选题】化学药物合成工艺路线的设计方法不包括:
A.
分子对称法
B.
直接合成法
C.
类型反应法
D.
模拟类推法
【单选题】The book What Technology Wants is mentioned to show______.
A.
the profit potential of old technologies
B.
the vitality of old technologies
C.
the possible revival of carbon paper
D.
the goal of technology
【单选题】Nobody wants to make friends with the girl ________ lies.
A.
suspected of having told
B.
suspected to tell
C.
suspected having told
D.
suspected to have told
【简答题】Which of the following does the author recommend to a person who wants to be a teacher?
【单选题】Grandma wants to watch the program Legal Report. Please ______ the TV.
A.
turn on
B.
turn off
C.
turn up
【单选题】What does the woman mean?
A.
She wants to eat the sweets.
B.
The sweets will be bad for her teeth.
C.
She has had enoug
【单选题】The program wants teens to stay in school and to become positive members of their community.
A.
消极的
B.
积极的
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