1. But they don´t realize one important thing. 然而他们没有认识到重要的一点,
2. By the time you read this, the Hubble´s eagle eye will have sent us thousands and thousands of wonderful pictures. 等到你读到这篇文章时,敏锐的哈勃望远镜已经为我们送来了成千上万张精彩的照片。
3. Bill Frith´s garden is larger than Joe´s. 比尔.弗里斯的花园比乔的花园大,
4. Bill works harder than Joe and grows more flowers and vegetables, but Joe´s garden is more interesting. 他比乔也更为勤奋,种植的花卉和蔬菜也更多,但乔的花园更富有情趣。
5. But I couldn´t answer the rest. 但我回答不出其他的题。
6. But, of course, it´s not as good as the expensive one. 但是,它当然没有价钱高那种好。
7. But that´s impossible. 但这是不可能的。
8. But George´s parrot, Henry, was still there.´ What´s up, George?´he called. 但时乔治的鹦鹉亨利仍在那里。"什么事,乔治?"它叫着。
9. But you´d better not do it again! 但你最好不要再开得这样快。
10. But if we spend all that money we´ll be poor again. 但是如果我们把所有钱都花光了,我们又会变穷的。