instruct – teach 教授(…课程)
private – personal 私人的
vanish – disappear 消失
phase – stage 阶段
pattern – mode 模式， 式样
destroy – ruin 毁灭
facilitate (A 级)– help – assist 有助于
manufacture – make – produce – turn out 制造， 生产
prior to – before 在…之前
for good – forever 永远
be anxious to do …---- be eager to do…--- be keen to ….渴望…
write down – put down 写下
try – attempt 努力
annoying – irritating 讨厌的， 令人生气的
boring – dull -- uninteresting令人厌烦的
seem – appear 看起来
contented – satisfactory – satisfied 满意的
exhibit – show 展示
show – indicate 表明
hate – dislike – be tired of – be sick of 讨厌， 不喜欢
terrible -- awful 可怕的
precise – accurate – exact 精确的
concise – brief -- short 简明的
elementary – basic – primary – fundamental 基本的
purchase – buy 购买