A: slip by undiscovered
B: health effects
C: adequately tested
D: public relations exercise
举一反三
- Sometimes new ideas have to be tested many times before ______ .
- In which part should information about corporate policies regarding work environment, public relations, health and safety, etc. be included? ( )
- The negative effects of GM crops have been shown on animals in many studies. 不属于common knowledge.
- The negative effects of GM crops have been shown on animals in many studies. 不属于 common knowledge.
- Sometimes new ideas have to be tested many times before ______ . A: A.accepting fully B: B.being fully accepted C: C.fully accepting D: D.fully being accepted
内容
- 0
A genetically modified organism (GMO) is any organism whose genetic material has been altered using genetic engineering techniques (i.e., a genetically engineered organism).
- 1
As a public relations officex, he is said ______ some very influential people. A: to know B: to be knowing C: to have been knowing D: to have known
- 2
______ so many people put of work as today. A: Before have never there been B: There have been never before C: Never before have there been D: Have there never before been
- 3
Genetically modified foods (GM foods), also known as genetically engineered foods (GE foods), or bioengineered foods, are foods produced from organisms that have had changes introduced into their DNA using the methods of __________________________.
- 4
A more immediate solution may come from plants themselves. _______ indicates that food crops such as wheat and rice could be genetically engineered to resemble plants like seaweed, which evolved salt tolerance long ago.