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【多选题】
罚金条款一般适用于()
A.
卖方延期交货
B.
买方延迟开立信用证
C.
买方延期接运货物
D.
一般商品买卖
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皮皮学刷刷变学霸
举一反三
【单选题】It is predicted that a comet will probably hit the earth in about 10 years and scientists all over the world are thinking about possible ways to ________it from happening. Which of the following is no...
A.
protect
B.
stop
C.
keep
D.
prevent
【判断题】在生产工艺中发生显著化学反应而制成的复混肥叫化合复混肥。
A.
正确
B.
错误
【简答题】面试中自我介绍的重要内容是()。
【单选题】Electronic Mail During the past few years, scientists all over the world have suddenly found themselves productively engaged in task they once spent their lives avoiding - writing, any kind of writing...
A.
direct and reliable
B.
time-saving in delivery
C.
money-saving
D.
available at any time
【单选题】哮喘实证,治疗除肺俞、中府、定喘外。还应选取的主穴是
A.
列缺、尺泽
B.
风门、合谷
C.
丰隆、曲池
D.
天突、外关
E.
曲池、大椎
【单选题】面试中自我介绍的重要内容是()
A.
对工作经验的介绍
B.
对受教育经历的介绍
C.
对兴趣爱好的介绍
D.
对优缺点的介绍
【单选题】Electronic Mail During the past few years, scientists all over the world have suddenly found themselves productively engaged in task they once spent their lives avoiding—writing, any kind of writing, ...
A.
direct and reliable
B.
time-saving in delivery
C.
money-saving
D.
available at any time
【判断题】在生产工艺中发生显著化学反应而制成的复合肥叫化合复合肥。
A.
正确
B.
错误
【单选题】在C语言中,反斜杆字符是()
A.
\n
B.
\t
C.
\v
D.
\\
【单选题】Over eight months the scientists tested 20 drugs, all with negative results. Finally they tested the anticonvulsant drug ethosuzimide. Researchers found that the drug extended the life span of roundwo...
A.
But Komfeld said scientists will not know about the applicability of the drugs in humans until a similar study is done on humans. “What’s very encouraging is that these drugs were developed to treat humans, and they are well understood, because they’ve been used for a long time, ” he said。
B.
Later the scientists discovered that two related anticonvulsant drugs also lengthened the lives of the worms-in the case of one drug, by almost 50 percent. “This was a big surprise to use, Komfeld said. ”“We didn’t think anticonvulsant drugs had any particular relationship to aging. That connection was completely unexpected. ”
C.
Roundworms are a poor subject for experiments, because they are not like humans, even though their molecules are similar. For example, they have no bones, nor do they show emotions, making it difficult to know how exactly human subjects would react to these drugs in large quantities. However, using the worms allows experiments to be conducted quickly, because they do not live for long。
D.
“Somehow the neural activity seems to regulate the aging of all of the body the skin, musculature, and reproductive tract, ” Kornfeld said. “Somehow the nervous system coordinates the progress of all these tissues, evidently, though the life stages. But we don’t know how it does that. ”
E.
The discovery may also shed light on the little-understood aging process. Since the drugs act on the neuromuscular systems of both humans and worms, the findings hint at a link between neural activity and aging。
F.
Unlike vertebrates, the worms are ideal subjects for the study of aging because of their short life spans, which last only a couple of weeks in a laboratory. The worm is well known in genetics, and the worm’s genome has been sequenced。
G.
Use of this drug has been permitted by law since 1998 and wider use is now expected as a result of the studies. “We can clearly link this drug with human aging, but we still need to find proof, says Kornfeld optimistically. ”
相关题目:
【单选题】Over eight months the scientists tested 20 drugs, all with negative results. Finally they tested the anticonvulsant drug ethosuzimide. Researchers found that the drug extended the life span of roundwo...
A.
But Komfeld said scientists will not know about the applicability of the drugs in humans until a similar study is done on humans. “What’s very encouraging is that these drugs were developed to treat humans, and they are well understood, because they’ve been used for a long time, ” he said。
B.
Later the scientists discovered that two related anticonvulsant drugs also lengthened the lives of the worms-in the case of one drug, by almost 50 percent. “This was a big surprise to use, Komfeld said. ”“We didn’t think anticonvulsant drugs had any particular relationship to aging. That connection was completely unexpected. ”
C.
Roundworms are a poor subject for experiments, because they are not like humans, even though their molecules are similar. For example, they have no bones, nor do they show emotions, making it difficult to know how exactly human subjects would react to these drugs in large quantities. However, using the worms allows experiments to be conducted quickly, because they do not live for long。
D.
“Somehow the neural activity seems to regulate the aging of all of the body the skin, musculature, and reproductive tract, ” Kornfeld said. “Somehow the nervous system coordinates the progress of all these tissues, evidently, though the life stages. But we don’t know how it does that. ”
E.
The discovery may also shed light on the little-understood aging process. Since the drugs act on the neuromuscular systems of both humans and worms, the findings hint at a link between neural activity and aging。
F.
Unlike vertebrates, the worms are ideal subjects for the study of aging because of their short life spans, which last only a couple of weeks in a laboratory. The worm is well known in genetics, and the worm’s genome has been sequenced。
G.
Use of this drug has been permitted by law since 1998 and wider use is now expected as a result of the studies. “We can clearly link this drug with human aging, but we still need to find proof, says Kornfeld optimistically. ”