Vocabulary

poor = needy = impoverished = poverty-stricken
rich = wealthy = affluent = well-to-do = well-off
excellent = eminent = top = outstanding4
good = conducive = beneficial=advantageous:
bad = detrimental = baneful =undesirable
obvious = apparent = evident =manifest
healthy = robust = sound = wholesome
surprising = amazing = extraordinary = miraculous
beautiful = attractive = gorgeous = eye-catching
energetic = dynamic = vigourous =animated
popular = prevailing = prent = pervasive：
improve = enhance= promote = strengthen = optimize
cause = trigger = endanger
solve =resolve =address = tackle =cope with = deal with
destroy = tear down = knock down = eradicate
develop = cultivate = foster = nurture(
encourage = motivate = stimulate = spur
think = assert = hold = claim = argue
complete = fulfill = accomplish= achieve
keep = preserve = retain = hold
destroy = impair = undermine = jeopardize
ease = alleviate = relieve = lighten
influence= impact
danger = perils =hazards
pollution = contamination
human beings= mankind = humane race
old people= the old = the elderly = the aged = senior citizens
happiness = well-being
teachers = instructors = educators = lecturers
education = schooling = family parenting = upbringing
young people = youngsters = youths = adolescents*
advantage = merits = superiority = virtue
responsibility = obligation = duty = liability
ability = capacity = power = skill
job = career = employment = profession
enjoyment = pastimes = recreation= entertainment
children = Offspring = descendant = kid


be filled with = be awash with = be inundate with = be saturated with
struggle for = aspire after = strive for = spare no efforts for
embark in = take up = set about = go in for
in contemporary society = in present-day society= in this day and age
a host f = a multitude of = a vast number of = a vast amount of