401. liable to a. 易于 = be apt to/be prone to
402. liberal a. 自由的
403. linger v. 继续逗留;留恋>They lingered in thebeautiful town.
404. mature a. 成熟的
405. moderate a. 适度的 ~ physical exercises
406. motivate v. .激励 A desire to pass Band 6 ~s her towork hard.
407. multiply v. 繁殖
408. overall a. 总体的 an ~ impression
409. perceive v. 感知
410. prevail over v . 胜过
411. prime n. 壮年 He died in the ~ of his life.
412. priority n. 优先权 give ~ to
413. prominent a. 突出的, 杰出的=distinguished
414. prone to a. 易于
415. prosperity n. 繁荣
416. reckless a. 卤莽的
417. relevant a. 有关的
418. remedy n. 治疗法
419. resistant a. 抵抗的
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> asubstantial income
433. sufficient a. 充分的
434. supplement v./n. 补充>He ~ed his income by taking apart-time job.
435. testify v. 作证
436. trigger v. 引发 ~ a debate/war
437. swing v. 摇摆
438. universal a. 普遍的
439. utilize v. 利用
440. variation n. 变动>
the ~ in temperature
.