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 glass of 一玻璃杯9.a drop of water 一滴水10.a family of three people 一个三口之家11.a great many 非常多的12.agree to do sth. 同意做某事13.a half 一半14.a kind of 一种;一类15.a large great number of 许多16.a little 一点,少量(+不可n.)17.a little + 比较级18.a long time ago 很久以前19.a moment later 片刻之后20.a good place to visit观光的好去处21.a number of 若干的;许多的22.a pair of shoes (glov