Module 4 Great Scientists核心单词1.convert vt. 改变，转换；使改变信仰；兑换常用结构：convert sth. into/to sth. 把……转变成……convert sb. (from sth.) to sth. 使某人改变信仰……They converted the garage into a theatre.他们将车库改成戏院。The room was converted from a kitchen to a bedroom. 这个房间由厨房改成了卧室。The priest converted many natives to Christianity.这个牧师使许多土著居民改信基督教。He wanted to convert his dollars into Japanese yen.他想将美元换成日元。易混辨析change/alter/convertchange 使用时最普通，最不正式，可以表示任何的改变过程。alter 和 convert 指轻微的修改。alter 通常指改变衣服大小，改得宽松些或缝得紧密些；convert 指经特别设计给某物加上一些东西使其作用更广。This is a converted bed.这是一张经过改装的床。2. quantityn. 量，数量If you buy it in quantity, it’s a lot cheaper.大批量购买要便宜得多。易混辨析a quantity of/quantities of a quantity of 或 quantities of 意为“许多的，大量的”， 可修饰可数或不可数名词，作主语时谓语动词的单复数依据 quantity 的单复数而定。另外 in quantity 意为“大批量地”。A large quantity of money has been spent in bringing up his children.=Quantities of money have been spent in bringing up his children.a good/great many +n.(可数名词复数)a great deal of+ n.（不可数名词）a lot of /lots of +n.(可数名词复数/不可数名词)plenty of +n.（可数复数名词/不可数名词） 他在教育孩子方面花了许多钱。联想拓展表示“许多”的其他表达方式:a large/great amount of/amounts of +n.（不可数名词）a large/great numbers of/numbers of +n.(可数名词复数)注意：以上短语作主语时，谓语的单复数依据 of 后所接名词的形式而定。若是不可数名词，谓语动词用单数；若是可数名词，谓语动词用复数。3. escape 用心 爱心 专心v.&n. 逃跑；逃脱；被遗忘；未被注意常用结构：escape from (out of)从……逃走/逃脱escape (doing) sth.逃避；免于（做)某事a narrow escape 九死一生escape from reality 逃避现实escaped prisoners 在逃犯注意：escape 后接...
