426.accululate experience helpful for our future enterprises
427.from the historicalprospective
428.achieve spectacularbusiness success
429.have every reason to lend support in
430.suffer under the colonialrule of western powers
431.the further development of rich countries is dependent upon
432.rebellious
433.be under an obligation to give sb a helping hand in improving sth
434.The situation is completely unacceptable.
435.make allowancefor 体谅
436.is a necessary supplement to the knowledge they gain from school course
437.reinforce children’s sense of responsibility
438.help them understand the famous saying” no pain no pain” better
439.corporalpunishment
440.numerous studies have been done on
441.The mission of educating the young to be useful to society and to avoid wrong doing can be fulfilled in many ways.
442.should learn more about the inner world of youngsters, try to understand them, and guide them to acquire a sense of self-worth.
443.Whether sth is the best measure for handing any problem caused by children is up to the parents to decide—not the schools.
444.malnutrition
445.disturb the natural balance
446.a powerful corrective
447.Don’t forget to flush. 便后要冲水
448.dyed yellow hair
449.It is not absolute that an intelligent couple will have a clever child.
450.a more environmentallyfriendly place to live
451.the dangerous gas given off by exhausts of cars , bus and lorries
452.plain looking face 平凡的长相
