Fred had a red rubber ball. He kicked the ball. It flew through the air. He picked it up. He threw it against a wall. The ball came back to Fred. He kicked it with his foot again. The ball flew over the wall. He picked it up again. He bounced it on t

发表于:2019-01-02 / 阅读(82) / 评论(0) 分类 超级简单英语阅读

在排球、乒乓球等比赛中,经常会出现双方前几场持平,最后“一局定输赢”的情况。在英语中,“决胜局”就叫做rubber game。 为什么要用rubber来表示“打

发表于:2019-01-08 / 阅读(74) / 评论(0) 分类 英文语法词汇

Windows can offer beautiful natural light, but on bright days, the sun lighjt can bake a room. That tropic drive the air conditioner to use and energy costs. Now a team od researchers help this ---for bilogically inspired engineering has designed coo

发表于:2019-01-20 / 阅读(51) / 评论(0) 分类 Scientific American(九)月

59 美国科学家正试图培育抗叶锈病小麦 DATE=6-19-01 TITLE=AGRICULTURE REPORT - Developing Wheat Resistant to Leaf Rust BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(65) / 评论(0) 分类 科技之光

The Fireproof Balloon 防火气球 Yael, Want to see a trick ? Sure. Here, blow up this balloon. Ok, now what? Now, I light this candle. Now what do you think will happen when you put the flame under the balloon? Itll pop , of course. The flame will

发表于:2019-02-16 / 阅读(48) / 评论(0) 分类 英语听力文摘 English Digest

No, trust me, the balloon wont pop! It better not. see? Wow!you are right. How come it not poping? As long as the flame is beneath the water in the balloon, the water absorbs most of the heat and the rubber doesnt get very hot. But won't the water ev

发表于:2019-02-23 / 阅读(38) / 评论(0) 分类 英语时差8,16