【正文】
s disappear suddenly or in a way cannot be explained)=divergence(a divergence is a difference between two or more things, opinions or attitudes)=iterate=efficacious(the same as effective, FORMAL)=mendacious(a mendacious person is someone who lies)=loquacious(if someone is loquacious, s/he talk a great deal) over=contemplate(think carefully), ruminate on(think carefully)=vogue(in vogue means very popular) from=shield from(the same as protect from)=slothful(lazy and unwilling to make an effort to work), indolent(lazy, FORMAL)=finite(something that is finite has a definite fixed size or amount)=defect(a fault or imperfection in a person or thing)(ATTENTION: if you say something is futile, you mean there is no point of doing, usually it has no chance of succeeding)=there is no gainsaying(FORMAL)=latent(used to describe something hidden or not obvious at the moment, but which can develop further in the future)=baneful=audacious(someone who is audacious takes risk to achieve something)=aptitude(someone39。thoroughly)=arduous(if something is arduous, it is difficult and tiring, and involves a lot of efforts)(soil)=barren, infertile(used to describe the soil is so poor that plants cannot be planted on it)=brittle, vulnerable(someone who is vulnerable is easily hurt emotionally or physically)=demonstrate(to demonstrate a fact means tp make it clear to people.)=massive(large in size, quantity, or extent), colossal(use this word, you emphasize something is large), tremendous(INFORMAL)=shun(if someone shuns something, s/he deliberately avoid that something or keep away from it.)=impartial(someone who is impartial is able to give a fair opinion or decision on something.)=assault(physically attack someone), assail(attack violently)=abhor(abhor means you hate something to a extreme extent for moral reasons), loathe(dislike very much)=devastate(it means damage something very badly, or utterly destroy it.)=catastrophe(a catastrophe is ignore mean