39.It is known to all that

39.It is known to all that the earth is 49 times the size of the moon but the sun is 1.3 million times as big as the earth.众所周知，地球是月亮的49倍大，但是太阳是地球的 1,300,000倍大。 ①It is known to all that ……“众所周知……”= It is well known that ... 例句 It’s well known that the Chinese people show great hospitality. 中国人以热情著称于世。 ②earth[ə:θ] n.地球；陆地，地面；土，泥 搭配 on earth 究竟 拓展 earthy adj. 泥土的；朴实的 earthly adj.地球的；俗世的 earthquake n. 地震 ③million[ˈmiljən] num.百万，百万个 搭配 millions of 数以百万计的 one in a million 百万分之一 拓展 millionaire 百万富翁 millionairess 女百万富翁 ④ A + is/are(was/were) + 基数词 + times + the + 度量衡的名称 + of B A在(尺寸、长度、高度、面积、体积、重量……)方面是B的……倍 注意：这个句型中表示度量衡的名词有 size（规模，尺寸） ,weight（重量）, height（高度）, width（宽度）, depth（深度）, length（长度） 例句 Changsha is five times the size of Chenzhou. 长沙是郴州的五倍 ⑤A + is/are(was/were) + 基数词 + times + as 形容词原级 as + B A在(尺寸、长度、高度、面积、体积、重量、快慢……)方面是B的……倍 例句 Changsha is five times as large as Chenzhou. 长沙是郴州的五倍 也可改成：Changsha is four times larger than Chenzhou. 感谢收听,期待你对本期节目的评论留言哦～