单词：simple and easy
单词：simple and easy 相关文章
Children see the world look and adults are not the same, they will say I do instead of I can't do anything, so I also like this. 孩子们看世界的眼光会和大人们不一样，他们会说我要做什么而不是我不能做什么，所以我也
Daily English-2016.12
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The plague is most famous for killing tens of millions of people all over Europe in the 1300s. Plague is caused by the bacteria Yersinia pestis. And th
Scientific American(八)月
He is immune to chickenpox, he had it as a child. 他对水痘免疫，他小时候就得过了。 immune表示免疫的，immune system就是指身体的免疫系统；而对...有免疫力就用be immune to...这个词组。
蒋健棠英语实用句子
Health officials say aggressive efforts to vaccinate young children against measles have resulted in a 74 percent global decline in the number of deaths due to the illness. Experts say the biggest decline, 90 percent, occurred in the Eastern Mediter
VOA标准英语2008年(十二月)
By Gilbert da Costa Abuja 05 December 2007 Dozens of children may have died from a new outbreak of measles in the northern Nigerian town of Zaria. Gilbert da Costa in Abuja has been following up on the latest public health concern in Nigeria and file
VOA常速英语2007年（十二月）
今天我们要学的词是immune。Immune, 的意思是免疫的，比如，immune system就是指免疫系统， immune disease则是免疫系统疾病。Immune还可以指免除的,不受影响的. Apple's OS X, which has long been considered immu
英语单词荟萃