Jack and Teddy were speechless. They kept staringat Annie as she got down on her knees and talked tothe invisible dog. Hi, you, she said in a soft voice. Are youhungry?The bone dropped toward the floor. It flipped over,then rocked from side to side.

发表于:2018-12-10 / 阅读(58) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

All of the galaxies, all of the stars, and gas and dust and planets, and everything else that we can see with our greatest telescopes represent about half of one percent of whats actually/out there. The rest is invisible. It is mostly some mysterious

发表于:2019-01-22 / 阅读(49) / 评论(0) 分类 自然百科2011年