古诗词是中华民族文化宝库中的一枝奇葩,给读者以美的熏陶和人生的启迪。下列诗歌寓意与其蘊含的哲学道理相一致的是( )。
①竹外桃花三两枝,春江水暖鸭先知——事物是普遍联系的
②谁挥鞭策运四季,万物兴衰皆自然——社会发展是有规律的
③梅须逊雪三分白,雪却输梅一段香——矛盾具有特殊性
④人间四月芳菲尽,山寺桃花始盛开——量变和质变的关系
A:①②
B:①③
C:②④
D:③④
枯露菌是一种( )
如图,人坐在小船上,用力推另艘小船,能够把另一艘小船推开而自己坐的小船不动吗?为什么?
下列计算正确的是( )
1. What was his ____ (反应) to your answer?
2. We have bought lots of ____ (设备) for our new lab.
3. The lock has ____ (生锈) and needs oil.
4. I came to the ____ (结论) that he had been lying.
5. He kept his ____ (平衡) with his arms on top of the wall.
6. The ____(沸腾的) kettle was giving off steam.
7. As a result of pollution,there are many dead fish ____ (漂浮) on the water.
下图中四条曲线分别代表珠江三角洲、长江三角洲、京津唐和辽中南四地区城市数量的变化过程。据此完成下列问题。