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【单选题】
下列反应的反应条件正确的是 化学反应 反应条件A.
由苯制取硝酸苯 浓硝酸、加热
B.
由乙醇制取乙烯 稀硫酸、170℃
C.
蛋白质水解生成氨基酸 浓硫酸加热
D.
1-丙醇生成丙醛 铜作催化剂加热
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举一反三
【单选题】—Excuse me,______ I don’t think you can smoke here. —Sorry I didn’t know this is none-smoking zone. [ ]
A.
and
B.
but
C.
so
D.
then
【单选题】The main purpose of the text is to
A.
show the dangers Ethiopian wolves are facing with.
B.
inform. people of the prospects Ethiopian wolves.
C.
teach how to divide Ethiopian wolves into groups.
D.
tell how to protect Ethiopian wolves from rabies.
【单选题】— Excuse me, but I don't think you can take photos here. — Sorry I ____ this is no-photo zone. [ ]
A.
don't know
B.
didn't know
C.
have no idea
D.
haven't known
【简答题】关于系统性红斑狼疮病人的护理，下列错误的是（ ）
【单选题】The largest single nationality of passengers lost in the Ethiopian crash was:
A.
Ethiopian
B.
Kenyan
C.
Canadian
D.
American
【单选题】The Ethiopian zone in Africa is famous for its great of distinctive animals and birds.
A.
variety
B.
number
C.
amount
D.
kind
【单选题】Ava took us to an Ethiopian Restaurant , which served delicious, spicy cuisine.
A.
Ethiopian restaurant( 埃塞俄比亚餐厅 )
B.
ethiopian Restaurant
C.
ethiopian restaurant
D.
No change
【单选题】--- Excuse me, but I don’t think you can take photos here. --- Sorry. I _______ this is no-photo zone.（地区）
A.
don’t know
B.
have no idea
C.
didn’t know
D.
won’t know
【单选题】关于系统性红斑狼疮病人的护理,错误的是
A.
急性期应卧床休息
B.
禁忌日光浴
C.
多吃芹菜、无花果等利于疾病恢复
D.
脱发病人可戴假发适当遮掩
E.
嘱病人激素类药物不可擅自减药、停药
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