420. respective a. 分别的
421. resume v. 重新开始
422. scandal n. 丑闻
423. scatter v. .驱散
424. sentiment n. 感情
425. severe a. 严重的 ~ wound
426. shield v. 保护
427. simultaneously a. 同时地
428. sole a. 唯一的
429. sponsor n. 赞助者
430. startle v. 惊吓
431. stray v. 走失
432. substantial a. 可观的,大量的=considerable> a substantial income
433. sufficient a. 充分的
434. supplement v./n. 补充>He ~ed his income by taking a part-time job.
435. testify v. 作证