问题
问答题 简答题
高产肥沃土壤有什么特点？
答案
参考答案：
（1）耕层深厚，土层构造良好。
（2）有机质和养分含量丰富。
（3）酸碱度适宜，有益微生物活动旺盛。
（4）地面平整。
（5）土温稳定，耕性良好。
（6）作物产量高。
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高产肥沃土壤有什么特点？
参考答案：
（1）耕层深厚，土层构造良好。
（2）有机质和养分含量丰富。
（3）酸碱度适宜，有益微生物活动旺盛。
（4）地面平整。
（5）土温稳定，耕性良好。
（6）作物产量高。
补全对话 通读对话，从所给的选项中选择句子完成对话。 A: Hey , Judy. Don 't forget to turn off the lights .小题1:______________________ B: Oh ! I know . I usually do that . I was just in a hurry . How come you are interested in the environment , Jack ? A: I always have been . I just read a book about it , and there are so many things we can do . B: Like what ? A: Well , you should turn off the shower when you are washing your hair. B:小题2:________________________________ A: You wouldn' t ? B:No , I have very short hair . I am only in the shower for a few minutes. A : 小题3:____________________________ . B:What else does it say? A: It says you should take your own bags when you go food shopping . B: Oh , that is not difficult.小题4:_____________________ . What else ? A: Hmmm. Here is a good one. It says people should stop riding in cars and start riding bikes . B: Oh , I 'll never do that . Can you see me riding twenty minutes to and from school every day ? A : Well , I think the environment is really important .小题5:__________________ . B : Yes ,and you also live close to school !
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