1、 solid 固體固體 gas 氣體氣體e.g. Water has three states: solid, liquid and gas.liquid & solid adj.e.g. That day was a mixture of sun and clouds. 那天是晴間多云那天是晴間多云 mix vt. &vi (使使)混合混合;混淆混淆 mixwith 把把跟跟混合在一起混合在一起Dont mix study with playing. e.g. A balloon floated away on the wind.,at sth.to do sth.that

2、+ 從句從句e.g. Please fill in this form.e.g. I like any form of exercise.1 Electricity, iron, some metals and air are natural.2 Steel, some metals and glass are man-made3 Electricity and some metals can be man-made and natural. billion million thousand1,000112,000212,000,000one thousandone thousand one

3、hundred and twelve one hundred and twelve thousand thousand two hundred and twelve million2,000,000 two million5,100,000 five million,one hundred thousand12,269,000 twelve milliontwo hundred and sixty-nine thousand1/4 a quarter = one quarter1/3 a third = one third4/5 four-fifths3/4 three quarters =

4、three fourths1/2 a half = one half2 half c 一半一半 a /one half two halves a / one wolf two wolves adj.adj.一半的一半的a half hour = half an hour a half hour = half an hour 半個小時半個小時; ;a half mile = half a mile a half mile = half a mile 半里半里eg. Half of the apple _ bad. ( be )eg. Half of the apple _ bad. ( be ) Half of the six apples _ bad. ( be ) Half of the six apples _ bad. ( be )3,000,00050,000,00080,000,0002 two times ( ) One time ( )表示表示“兩次，兩倍兩次，兩倍”一定要用一定要用 twice. “一次，一倍一次，一倍”，一定要用，一定要用once.三次或三倍以上，一般用：基數詞三次或三倍以上，一般用：基數詞times. 他三