每日雅思詞匯：高頻動(dòng)詞

　　激發(fā)，鼓勵(lì)encourage = motivate = stimulate = spur

　　認(rèn)為think = assert = hold = claim = argue

　　完成complete = fulfill = accomplish= achieve

　　保留keep = preserve = retain = hold

　　有害于destroy = impair = undermine = jeopardize

　　減輕 ease = alleviate = relieve = lighten