【正文】
be used for 用于做某事 ? 句子: ? 1) Clouds are made of tiny drops water. 云是由小水滴構(gòu)成的。 ? 4) The air in the atmosphere is made up of dust and gases. ? 大氣層中的空氣是由塵土和各種氣體組成。 ? 8) People who travel to the mountains find it harder to breathe. ? 到山上旅行的人發(fā)現(xiàn)這里呼吸比較困難。 ? 六、本單元重點(diǎn)知識(shí)講解: ? 1. The ship is made from waste materials. ? The Tshirt is made of cotton. ? 例如: ? ① The book is made of paper and paper is made from wood. ? ② The glass is made of glass and glass is made from SiO2. ? 2. The air that surrounds the earth is called the atmosphere. ? 包圍地球的空氣被稱為大氣。 ? He found . ? 9. Air pollution has drawn worldwide attention. ? draw one’s attention 引起某人的注意 ? 10. Big cities are full of cars. ? be full of… 裝滿 …… ,充滿 …… ? The bag full of books. ? The room is full of people. ? 【 典型例題 】 ? 1)一屋子的煙。 ? The little girl gave me .