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搜题
【单选题】
西服与衬衣的袖口关系，衬衣的袖口要长还是西服的袖口长？
A.
衬衣的袖口要长于西服的袖口2厘米左右
B.
衬衣的袖口要长于西服的袖口3厘米左右
C.
衬衣的袖口要长于西服的袖口1厘米左右
D.
西服的袖口要长于衬衣的袖口2厘米左右
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参考解析：
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举一反三
【单选题】Why did the author offer the AIDS course?
A.
He wanted to teach people about a cure for AIDS.
B.
People need to be taught how to avoid those with AIDS.
C.
He wanted to teach the students that AIDS resulted from moral failure.
D.
People take improper attitudes towards AIDS and those with or at high risk of AIDS,
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【单选题】What can be inferred from the passage about AIDS vaccine?
A.
In the near future AIDS vaccines will be found.
B.
The time is ripe for experts to find AIDS vaccines.
C.
AIDS vaccines are difficult, if not impossible, to find.
D.
AIDS vaccines failures were due to the trials on animals.
查看完整题目与答案
【单选题】反相HPLC法中，最常用的色谱柱固定相是
A.
ODS
B.
氨基键合硅胶
C.
硅胶
D.
凝胶
E.
氧化铝
查看完整题目与答案
【多选题】三相异步电动机调速方式有( )
A.
变转差率
B.
变极数
C.
变频率
D.
变电阻
查看完整题目与答案
【简答题】三相异步电动机转速公式?调速方式有哪几种?
查看完整题目与答案
【多选题】.三相鼠笼交流异步电动机调速方式主要有
A.
频
B.
转差
C.
极
查看完整题目与答案
【单选题】The third reason for AIDS education is _____________.
A.
to reduce the fear of HIV and AIDS
B.
to bring down the death rate of AIDS
C.
to prevent the spread of HIV
D.
to protect HIV-positive people or AIDS patients
查看完整题目与答案
【简答题】何谓三相异步电动机的调速？鼠笼式异步电动机的调速方法有哪些？
查看完整题目与答案
【单选题】甾体母核中的手性碳原子为
A.
C5、C7、C8、C9、C10、C13
B.
C5、C9、C9、C10、C13、C14
C.
C5、C6、C8、C9、C13、C14
D.
C5、C8、C9、C10、C13、C17
E.
C5、C9、C11、C13、C14、C17
查看完整题目与答案
【单选题】甾体母核中的手性碳原子为
A.
C5,C8,C11,C13,C14,C17
B.
C5,C6,C8,C9,C13,C14
C.
C5,C6,C8,C9,C13,C14
D.
C5,C8,C9,C10,C13,C14
E.
C5,C8,C9,C10,C13,C17
查看完整题目与答案
相关题目：
【单选题】Why did the author offer the AIDS course?
A.
He wanted to teach people about a cure for AIDS.
B.
People need to be taught how to avoid those with AIDS.
C.
He wanted to teach the students that AIDS resulted from moral failure.
D.
People take improper attitudes towards AIDS and those with or at high risk of AIDS,
查看完整题目与答案
【单选题】What can be inferred from the passage about AIDS vaccine?
A.
In the near future AIDS vaccines will be found.
B.
The time is ripe for experts to find AIDS vaccines.
C.
AIDS vaccines are difficult, if not impossible, to find.
D.
AIDS vaccines failures were due to the trials on animals.
查看完整题目与答案
【单选题】反相HPLC法中，最常用的色谱柱固定相是
A.
ODS
B.
氨基键合硅胶
C.
硅胶
D.
凝胶
E.
氧化铝
查看完整题目与答案
【多选题】三相异步电动机调速方式有( )
A.
变转差率
B.
变极数
C.
变频率
D.
变电阻
查看完整题目与答案
【简答题】三相异步电动机转速公式?调速方式有哪几种?
查看完整题目与答案
【多选题】.三相鼠笼交流异步电动机调速方式主要有
A.
频
B.
转差
C.
极
查看完整题目与答案
【单选题】The third reason for AIDS education is _____________.
A.
to reduce the fear of HIV and AIDS
B.
to bring down the death rate of AIDS
C.
to prevent the spread of HIV
D.
to protect HIV-positive people or AIDS patients
查看完整题目与答案
【简答题】何谓三相异步电动机的调速？鼠笼式异步电动机的调速方法有哪些？
查看完整题目与答案
【单选题】甾体母核中的手性碳原子为
A.
C5、C7、C8、C9、C10、C13
B.
C5、C9、C9、C10、C13、C14
C.
C5、C6、C8、C9、C13、C14
D.
C5、C8、C9、C10、C13、C17
E.
C5、C9、C11、C13、C14、C17
查看完整题目与答案
【单选题】甾体母核中的手性碳原子为
A.
C5,C8,C11,C13,C14,C17
B.
C5,C6,C8,C9,C13,C14
C.
C5,C6,C8,C9,C13,C14
D.
C5,C8,C9,C10,C13,C14
E.
C5,C8,C9,C10,C13,C17
查看完整题目与答案