考生在
第六批
improve 提高
替换词：boost / enhance(比如 boost solidarity 增进团结 / enhance productivity 提高生产率)
waste 浪费
替换词：use… lavishly
change… a lot 变化很大
替换词：fundamentally change… / radically change… / transform…
obey 服从、听从
替换词：abide by / comply with / conform to (后面跟 the law / rules / regulations 等)
depend on 取决于
替换词：hinge on / be contingent on
make one's dream come true 实现梦想
替换词：fulfill one's potential / attain one's goal
get rid of 摆脱、除去
替换词：eliminate / remove / abolish(多用于政府类话题，废除)
mainly 主要地
替换词：primarily / principally / chiefly
In the old days,… 在过去
替换词：Traditionally,… / Historically,…
before… 在… 之前
替换词：prior to…
第七批
doubt sth. 怀疑某事
替换词：be skeptical about sth.
have many different abilities 多才多艺、多面手
替换词：be versatile / be well-rounded
poor-quality 质量差
替换词：substandard
spend a lot of money 花钱大手大脚
替换词：lead an extravagant / a lavish life
with long history 历史悠久
替换词：time-honored(后面经常跟抽象名词，比如 tradition / practice / methods / heritage)
be very interested in 对…感兴趣
替换词：be absorbed in / be engrossed in
be qualified for 胜任
替换词：be eligible for
very difficult 很困难
替换词：daunting / formidable
having wrong opinions 观点错误
替换词：be skewed / biased
enough 足够的
替换词：adequate / sufficient / ample / abundant
第八批
nowadays 目前
替换词：currently
result 结果
替换词：consequence (the results or effects of something)
obvious 明显的
替换词：apparent / manifest
field 领域
替换词：domain (a particular field of thought, activities or interest)
wrong 错误的
替换词：erroneous (incorrect or partly correct)
change 改变、转变
替换词：convert (change into another form)
rich 富有
替换词：affluent (if you are affluent, you have a lot of money)
attractive 吸引人的
替换词：appealing (pleasing and attractive) / absorbing (something absorbing can attract you a great deal)
best 最好的
替换词：optimal (used to describe the best level something can achieve)
unbelievable 难以置信的
替换词：inconceivable (if you deem something inconceivable, you think it very unlike to happen)
method 方法
替换词：avenue (away of getting something done)
第九批
too much 太多、大量的
替换词：excessive
very little 很小
替换词：minimal
cause bad effects 产生不良后果
替换词：counterproductive
make sth. strong 使某物强壮
替换词：strengthen / fortify / reinforce / consolidate sth.
make sth. worse 使某物变得更糟
替换词：aggravate / exacerbate sth.
stop 停止
替换词：cease
appear 出现
替换词：emerge / arise
begin 开始
替换词：commence / initiate
keep complaining about sth. 抱怨某事
替换词：grumble about sth.
第十批
a life without regular exercise 缺乏定期锻炼的生活
替换词：a sedentary lifestyle
very popular 很受欢迎
替换词：prevalent / ubiquitous
strong 强有力的
替换词：powerful / mighty
be better than 比…好
替换词：be superior to
many 大量、许多
替换词：numerous
most suitable 最合适的
替换词：optimal
alone 孤独的
替换词：solitary
be the same
替换词：be identical / be homogenous / be uniform
happy 开心的
替换词：delighted
good for the environment 对环境好，环保
替换词：eco-friendly
需要注意的是这些替换词大家一定要学会合理使用，要结合自己写作实际需要去进行替换，如果只是为了让文章显得很高大上而进行盲目地辞藻堆砌，难免画蛇添足，毕竟托福写作除了考察考生的语言表达，也很看重考生的逻辑思维能力和行文风格。