The
biological chain in the agricultural ecosystem is generally composed
of more than ten links.( )
biological chain in the agricultural ecosystem is generally composed
of more than ten links.( )
举一反三
- What are the characteristics of a food chain? A: It is made up of 3 to 5 links. B: It begins with a green plant, belonging to the producer of ecosystem. C: Other links are usually predatory animals, belonging to the consumers of ecosystem D: The carrot, the corn and the trees are usually producers.
- () is more fun () the () reader than a scientific paper is A: B B: (generally) acknowledged.<br/>D
- The speaker clicked more on his conservative friends ’ than on liberal friends’ links.
- 用 more than, no more than, not more than, no more ... than, not more ... than填空。 There were ________ ten chairs in the room ．However, the number of the children is twelve．
- Games that are played more<br/>than once generally () A: lead to outcomes dominated<br/>purely by self-interest. B: lead to outcomes that do not<br/>reflect joint rationality. C: encourage cheating on cartel<br/>production quotas. D: make collusive arrangements<br/>easier to enforce.