生铁是由Fe、C、Si、Mn、S、P六个元素组成的。
参考答案:错
负有安全生产监督管理职责的部门,要求被审查、验收的单位购买其指定的安全设备、器材或者其他产品的,在对安全生产事项的审查、验收中收取费用的,由其上级机关或者监察机关责令改正,责令退还收取的费用;情节严重的,对直接负责的主管人员和其他直接责任人员依法给予( )。
A.刑事拘留B.行政处分C.经济处罚D.警告处分
F: We ought not to test the safety of new drugs on sentient animals, such as dogs and rabbits. Our benefit means their pain, and they are equal to us in the capacity to feel pain. G: We must carry out such tests; otherwise, we would irresponsibly sacrifice the human lives that could have been saved by the drugs. Which of the following, if true, is the best objection that could be made from F’s point of view to counter G’s point
A.Even though it is not necessary for people to use cosmetics, cosmetics are also being tested on sentient animals.
B.Medical science already has at its disposal a great number of drugs and other treatments for serious illnesses.
C.It is not possible to obtain scientifically adequate results by testing drugs in the test tube, without making tests on living tissue.
D.Some of the drugs to be tested would save human beings from great pain.
E.(E) Many tests now performed on sentient animals can be performed equally well on fertilized chicken eggs that are at a very early stage of development.