请教英语翻译the following threes may be most effective（以下三种方法最有效）这

请教英语翻译the following threes may be most effective（以下三种方法最有效）这 英语翻译：这药物对治疗癌症有效（effective） 英语翻译.This Letter shall be effective from the Effective date 英语翻译The most effective testing programs start at the beginni 英语翻译By far the most effective branch of political education, 英语翻译The most effective way to understand contemporary cultur 英语翻译The most effective approach for cleaning up contaminated 英语翻译These are the largest and most effective classification the following words may help you 英语翻译 英语翻译Payment may be made in any of the following ways,in cash 英语翻译The effective weld length of continuous welding shall be 英语翻译The most remunerative choice,you fear,may not be the mos