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【单选题】
高空作业分一般高空作业和特殊高空作业,下面属于特殊高空作业的是()。
A.
一级高空作业
B.
二级高空作业
C.
三级高空作业
D.
雪天高空作业
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参考答案:
举一反三
【多选题】与致病性有关的细菌代谢产物是
A.
毒素
B.
侵袭性酶
C.
抗生素
D.
细菌素
E.
热原质
【单选题】The settlement is home to nearly 1,000 people,many of______left their village homes for a better life in the city.
A.
whom
B.
which
C.
them
D.
those
【单选题】正常情况下,维持呼吸中枢兴奋性的最有效刺激是
A.
一定程度的缺氧
B.
一定浓度的 CO 2
C.
血〔 H + 〕升高
D.
以上全错
【多选题】与致病性有关的细菌代谢产物是
A.
外毒素
B.
内毒素
C.
侵袭性酶
D.
热原质
E.
细菌素
【简答题】For this part, you are allowed to write a composition on the topic Greener City Better Life. You should write at least 120 words and you should base your composition on the outline. 1. 随着城市的发展,城市绿地越来越...
【单选题】正常情况下,维持呼吸中枢兴奋性的最有效刺激是
A.
一定程度的缺氧
B.
血H+浓度升高
C.
一定浓度的CO2
D.
以上全错
【单选题】What suggestion does the author make about seeking a better approach to fostering skills and creativity?
A.
The author makes the suggestion that we should strike a better balance between the poles of creativity and innovation.
B.
The author makes the suggestion that we should keep a balance between study and skills.
C.
The author makes the suggestion that we should try to figure out a way which involves both skill and creativity acquiring.
D.
The author makes the suggestion that we should strike a balance by seeking a better way in creativity fostering.
【单选题】正常情况下,维持呼吸中枢兴奋性的最有效刺激是
A.
一定程度的缺氧
B.
血〔H+〕升高
C.
一定浓度的CO2
D.
以上全错
【单选题】To the narrator, roundness stands for ______.
A.
a future better life
B.
the past glorious life
C.
the past achievements of the Indians
D.
nature around the Indians
【多选题】与致病性有关的细菌代谢产物是
A.
外毒素
B.
内毒素
C.
细菌素
D.
侵袭性酶
E.
热原质
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