411. Let's go for a walk，shall we?

咱们出去走走，好吗?

412. Please let me check the bill．

请让我核对一下帐单。

413. Plenty of sleep is healthful．

充足的睡眠有益于健康。

414. The sun comes up in the east．

太阳从东方升起。

415. This is because we feel pain．

这是因为我们能感到疼痛。

416. What do you desire me to do?

你想要我做什么?

417. What you said was quite true.

你所说的完全符合事实。

418. You can either stay or leave．

你或者留下或者离开。

419. Your life is your own affair．

你的生活是你自己的事。

420. All that glitters is not gold．

发闪光的不全是黄金。

421. Are you going to have a party?

你要举行聚会吗?

422. Aren't you concerned about it?

难道你不担心吗?

423. Don't forget to keep in touch．

别忘了保持联系。

424. He broke his words once again.

他又一次违背了诺言。

425. He is in his everyday clothes．

他穿着平常的衣服。

426. He is taller than I by ahead．

他比我高一头。

427. He led them down the mountain．

他带他们下山。

428. He was trained to be a lawyer．

他被培养成一名律师。

429. I am afraid that l have to go．

我要走了。

430. I don't have any cash with me．

我身上没带现金。