451. Go right back to the beginning. 直接回到起始位置。
　　452. He does everything without aim. 他做事都漫无目标。
　　453. He is respectful to his elders. 他对长辈很恭敬。
　　454. He knows English better than I. 他比我懂英语。
　　455. He resolved to give up smoking. 他决心戒烟。
　　456. His talk covered many subjects. 他的报告涉及很多课题。
　　457. I fear that he drinks too much. 我担心他喝的酒太多了。
　　458. I have my hair cut every month. 我每个月都理发。
　　459. I want to have a part-time job. 我想有一份兼职工作。
　　460. I'm sorry to have bothered you. 对不起，打扰你了。
　　461. It is not so easy as you think. 这事没有你想象的那么简单。
　　462. Keep your temper under control. 不要发脾气。 .
　　463. Lying and stealing are immoral. 说谎和偷窃都是不道德的。
　　464. My efforts resulted in nothing. 我的努力毫无结果。
　　465. My false teeth are stuck to it. 我的假牙还在上边呢!
　　466. She is a composer for the harp. 她是位写竖琴曲的作曲家
　　467. Take me to the airport，please. 请送我去机场。
　　468. Talking with you is a pleasure. 和你谈话很愉快
　　469. The eggs are sold by the dozen. 鸡蛋按打卖。
　　470. The price just covers the cost. 这个价格正好抵消成本。
　　471. The sweater is of good quality. 这件毛衣质地很好。
　　472. The teacher got a little angry. 老师有点生气了。
　　473. Think carefully before you act. 三思而后行。
　　474. Walt invented the steam engine. 瓦特发明了蒸汽机。
　　475. We are divided in our opinions. 我们意见分歧。
　　476. What ever I said，he'd disagree. 不论我说什么他都不同意。
　　477. Who ever comes will be welcomed. 来的人我们都欢迎。
　　478. You look as if you didn't care. 你看上去好像满不在乎。
　　479. You should look at it yourself. 你应该亲自看看它。
　　480. Draw your chair up to the table. 把你的椅子拉到桌子旁边来。
　　481. He covered himself with a quilt. 他给自己盖上一条被。
　　482. He found my lecture interesting. 他觉得我讲课有趣。
　　483. He had a good many friends here. 他在这儿有很多朋友。
　　484. He is only about five feet high. 他大概只有五英尺高。
　　485. Her family are all music lovers. 她全家人都是音乐爱好者。
　　486. I am busy.How is your business? 我很忙。你的生意做得怎样?
　　487. I don't think much of the movie. 我认为那电影不怎么样。
　　488. I feel like eating an ice-cream. 我想吃一个冰淇淋。
　　489. I found him seated on the bench. 我发现他在椅子上坐着
　　490. I gave much time to the old car. 我在这辆破车上花了不少时间。
　　491. I lost the door key about here. 我在这附近掉了门钥匙。
　　492. I'm not guessing，I really know. 我不是在猜想，我真的知道。
　　493. It's time to tell her the truth. 是该告诉她真相的时候了。
　　494. Let's watch TV with a candle on. 咱们点上蜡烛看电视吧。
　　495. Most games cost about that much. 大部分游戏差不多都是这个价钱。
　　496. My parents want me to go abroad. 我父母想让我出国。
　　497. She has been collecting stamps. 她一直收集邮票。
　　498. There are many stars in the sky. 天上有很多星星。
　　499. We get to London this afternoon. 我们是今天下午到达伦敦的。
　　500. What about having a pizza first? 先吃点比萨饼怎么样?