理工类AB级：近义词decide 和determine
decide – determine – make up one’s mind决定， 下决心
result – consequence – effect -- outcome 结果
effect – realize 实现
realize -- know – be aware of – be conscious of 意识到
think – guess – believe 认为
remember – memorize 记住
reason – cause -- motive (B级)原因
cause – bring about 造成
obtain – get – gain 得到
certain – some 某一个的
certain – sure – positive – doubtless 确定的
employ -- hire 雇佣
employ – use – utilize (A 级) -- harness (A 级)使用， 利用
scare – frighten 使害怕
quickly – fast 很快地
at stake -- in danger – in distress(B 级)处于危险之中
dangerous – hazardous (A 级) 危险的
danger – hazard(B 级) 危险
out of question – doubtless 毫无疑问的
out of the question – impossible – unlikely 不可能的
call for – ask – require – request -- demand – insist on要求
call off – cancel 取消
call sb. up – telephone sb. 给某人打电话
get up – arise 起床
raise – increase 增加
arrive at – reach – get to 到达
leave – depart ( B级) 离开
immediately – right away – at once 立刻
look for – seek for 寻找
look after – take care of – care for 照顾
look forward to – expect 盼望， 期待
look up to – respect 尊敬
lose – miss 丢失
offer – give 给与
discuss – debate – talk over 讨论
discussion – debate讨论
sympathize – feel sorry 感到同情
reject – refuse – decline – turn down 拒绝
though – although 尽管
beautiful – pretty – attractive – lovely -- handsome 美丽的
famous – noted –distinguished – celebrated 著名的