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【单选题】
下列化合物中无顺反异构的是A.
2-甲基-2-丁烯
B.
4-甲基-3-
C.
2,3-二氯-2-丁烯
D.
1,3-戊二烯
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举一反三
【单选题】I still _______ you ___________my best friend. A. regard as B. regard for C. regard to D. regard of
A.
regard as
B.
regard for
C.
regard to
D.
regard of
【单选题】The purpose of the author in writing the text is that
A.
we should regard such entertainment as an important part of our cultural heritage.
B.
we should improve the entertainment in form. and quality today.
C.
we should never underestimate the skills used by people in the 19th century.
D.
we need to make more people aware of this unique form. of entertainment.
【单选题】In the absence of a surgeon，the master should not regard the symptoms of ______ as ground for suspecting the existence of infectious disease．
A.
higher blood glucose after meal
B.
fever accompanied by prostration or persisting for several days or attended with glandular swelling
C.
any acute skin rash or eruption with or without fever
D.
severe diarrhoea with symptoms of collapse
【单选题】Why does the family want to hide the mistake from Charlie's mother?
A.
If Charlie's mother knew about the mistake. she would punish Charlie.
B.
If Charlie's mother knew about the mistake. she would quarrel with Charlie's father.
C.
If Charlie's mother knew about the mistake. she would make them throw the turkey out.
【单选题】The teacher wishes to speak to you ______ your being late.
A.
with regard in
B.
in regard for
C.
with regard for
D.
in regard to
【单选题】— Sorry. I have taken your sports shoes by mistake. — _____. [ ]
A.
That's fight
B.
No, thanks
C.
All fight
D.
It doesn't matter
【单选题】Put it down, Richard, you mustn' t read_ ___letter. A. anyone' s else' s B. anyone' s else C. anyone else' s D. anyone else
A.
anyone’s else’s
B.
anyone’s else
C.
anyone else’s
D.
anyone else
【单选题】Put it down, Richard. You mustn't read _____ letter. A. anyone's else's B. anyone's else C. anyone else's D. anyone else
A.
Anyone's else's
B.
Anyone's else
C.
Anyone else's
D.
Anyone else
【简答题】Maybe, you should regard language as a road map and a very precious property you have.
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