4.读“太阳黑子与年降水量的相关性”图,回答下列 问题:
(1)太阳黑子之所以黑,是因为它的__温__度___比太阳表
面其他地方低。在黑子数目最多的地方和时期,也是
__耀__斑___出现频繁的地方和时期,它们的活动周期大约是 ___1_1___年。
(2)12测站说明,太阳黑子增多,年降水量也随着
__增__多___,因而它们之间存在着___正____相关的关系。而 22测站则说明,太阳黑子与年降水量之间存在着___负____
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17、儿童是中心,教育的措施便围绕 他们而 组织起 来。2021/8/112021/8/112021/8/112021/8/11
• 2、Our destiny offers not only the cup of despair, but the chalice of opportunity. (Richard Nixon, American President )命运给予我们的不是失望之酒,而是机会之杯。二〇二一年六月十七日2021年6月17日星期四 • 3、Patience is bitter, but its fruit is sweet. (Jean Jacques Rousseau , French thinker)忍耐是痛苦的,但它的果实是甜蜜的。10:516.17.202110:516.17.202110:5110:51:196.17.202110:516.17.2021 • 4、All that you do, do with your might; things done by halves are never done right. ----R.H. Stoddard, American poet做一切事都应尽力而为,半途而废永远不行6.17.20216.17.202110:5110:5110:51:1910:51:19 • 5、You have to believe in yourself. That's the secret of success. ----Charles Chaplin人必须相信自己,这是成功的秘诀。-Thursday, June 17, 2021June 21Thursday, June 17, 20216/17/2021