1. a bit of:有一点儿2. a big dinner:一顿丰盛的正餐3. a bottle of:一瓶4. a can of:一听,一罐5. a cup of:一茶杯6. a few:一些;少数几个7. a few days ago:几天前8. a few months ago:几个月前9. a few weeks ago:几周前10.a few years ago:几年前11.a glass of:一玻璃杯12.a drop of water:一滴水13.a family of three people:一个三口之家14.a great many:非常多的15.agree to do sth.:同意做某事16.a half:一半17.a kind of:一种;一类18.a large [great] number of :许多19.a little:一点,少量20.a little + 比较级:更…… 一点21.a long time ago:很久以前22.a lot (of):许多;多数23.a moment later:片刻之后24.a TV set:电视机25.and so on:等等26.a number of:若干的;许多的27.a pair of :一对;一副28.a piece of:一块(张,片,只)29.a type of:一种型号的……30.a sleeping baby:正睡的孩子31.a shop assistant:售货员,店员32.a waste of time:浪费时间33.another way of saying sth.:某物的另一种说法34.after a while:过了一会儿35.after breakfast:早饭后36.after class /school:下课后 / 放学后37.again and again:再三地,反复地38.agree with sb.:同意某人(提议)39.agree with:与(人,想法)意见一致40.all day (long):一整天;一天到晚41.all kinds of:各种各样的42.different kinds of:不同种类的43.all night (long):整晚,彻夜44.all one's life:一生;终生45.all over:到处;结束46.all over the world = all the world over:全世界47.all right:行了,好吧,(病) 好了48.all the same:仍然49.all the time:一直;始终;老是50.all by oneself:单独,独自51.appear:出现52.arrive at:到达(小地方)53.arrive in:到达(大地方)54.as…as:像…… 一样55.as usual:照常56.as…as one can:尽某人所能57.as…as possible:尽可能58.as long as:只要;长达……59.as soon as:一…… 就……60.as well as:也61.as a result:结果,因此62.ask for:请求;向(某人)要(某物)63.as big as:和… 一样大64.as soon as possible:尽早,尽快65.at breakfast:早餐时66.at first:起先;开...