[00:07.60]kangaroo [00:09.82]n.袋鼠 [00:12.04]The kangaroo can carry its young in a special pocket of flesh. [00:17.28]袋鼠可以用它独有的肉口袋来装它的孩子。 [00:22.52]keep [00:24.58])保持,留住 [00:26.64]Her illness kept he

发表于:2018-11-27 / 阅读(464) / 评论(0) 分类 疯狂英语单词王

[00:06.79]Lesson 33 1 Read and act [00:15.12]Do you think the air in Beijing is bad? [00:19.77]Yes, it's often quite dirty. [00:24.03]But don't you think it's better than it used to be? [00:28.79]Well,I can't say for sure.I've only lived here for a y

发表于:2018-12-01 / 阅读(94) / 评论(0) 分类 初中英语人教版初三

Now the speed of light is a very,very big number. 光速是个很大的数字 So if we just take a small amount of mass, 所以只要一点点质量 you get a huge amount of energy. 就含有大量能量 And that's the energy which actually powers ou

发表于:2018-12-07 / 阅读(95) / 评论(0) 分类 太阳科普

BEIJING, Dec. 11 (Xinhua) -- China is faced with severe challenges in collecting enough blood plasma to produce medicines, Health Minister Chen Zhu said Sunday. Chen called on the public to join blood donation after donating blood plasma at the Beiji

发表于:2019-02-07 / 阅读(65) / 评论(0) 分类 英语新闻

Listen to the statements and check the correct answers. 1.Is sweeping out the tiny dust bothering you a lot? From now on if you have this machine, doing the housework will become a very easy job. This is a portable vacuum cleaner. lt's light and wire

发表于:2019-02-17 / 阅读(51) / 评论(0) 分类 英语听力练习题

CHENGDU, May 5 (Xinhua) -- Chinese Health Minister Chen Zhu donated plasma on Saturday in Chengdu, capital of southwest China's Sichuan Province, and called on health workers to take the lead in blood donation to ease the country's blood supply short

发表于:2019-02-18 / 阅读(61) / 评论(0) 分类 英语新闻