631. It"s the hottest day I"ve had so far. 这是迄今为止我经历的最热的一天。

630. It seemed as if there was no way out. 看情形似乎没有出路了。

629. I"ll furnish my house with furniture. 我要为我的房子置办家具。

628. I can express myself in good English. 我可以用很好的英语来表达自己的观点。

627. He dare not tell us his evil conduct.他不敢告诉我们他的恶行。

626. As you know, I am a very kind person. 你知道，我是个很和善的人。

625. After a pause he continued his story.停顿一下之后他继续说他的。

624. You may have heard of Birth Control.你们也许听说过控制人口出生的措施。

623. We should save unnecessary expenses.我们应节省不必要的开支。

622. We should make good use of our time． 我们应该充分利用我们的时间。