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【单选题】
下列的英文缩写和中文名字的对照中,错误是的A.
CAD-计算机辅助设计
B.
CAM-计算机辅助制造
C.
CIMS-计算机集成管理系统
D.
CAI-计算机辅助教育
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皮皮学刷刷变学霸
举一反三
【单选题】Some boys took chemicals like soda and iodoform. powder because ______.
A.
they liked to set up stalls in the market and sell things, like traders
B.
they were too poor to buy things like soap and medicine
C.
they wanted money and could sell such things quickly
D.
they needed things like soap and medicine for sores
【简答题】Trees can produce some chemicals to protect themselves from _____ hurt.(be)
【单选题】. --- This kind of food is said to contain poisonous chemicals. --- So why not _____ it?
A.
murder
B.
arrest
C.
boycott
D.
abolish
【单选题】Some boys took chemicals like soda and iodoform. powder because ______.
A.
they liked to set up stalls in the marked and sell things, like traders
B.
they were too poor to buy things like soap and medicine
C.
they wanted money and could sell such things quickly
D.
they needed things like soap and medicine for sores
【简答题】Some polluted waters are still beautiful because pollutants such as chemicals are hard to ______.
【多选题】关于油气聚集带,下列描述正确的是 。
A.
沉积盆地油源区或其附近长期继承性隆起带，是有利油气聚集带的重要发育部位
B.
大型富油气盆地或凹陷中央隆起带，是有利油气聚集带的重要发育部位
C.
形成较早的二级构造带总是比形成晚的二级构造带更有利于富集油气
D.
沉积盆地大型斜坡带是形成地层型或岩性型油气聚集带的有利部位
【单选题】A big difference between Kojo and Sorie was that ______.
A.
Kojo took chemicals for some useful experiment but Sorie only wasted his in making an alcoholic drink.
B.
Sorie was rich but Kojo was poor
C.
Kojo had a guilty conscience but Sorie did not
D.
when Kojo objected, Sorie proved that what they were doing was reasonable
【单选题】Food poisoning can be caused by all the following EXCEPT________.
A.
some chemicals
B.
low temperatures
C.
some tiny living things
D.
certain natural materials
【简答题】WSK produces chemicals for use in the agricultural sector, some which are highly toxic in both liquid and gaseous states. They need to be safely stored on site after processing until they are shipped ...
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