九英unit1~unit4.ppt

by的其他用法 6. It’s nine o’clock by my watch. “根据，依照” 7. Our football team lost the game by only one score. “相差” 8. We had learnt about 1500 new words by the end of last term. “某个时间以前、到某个时间之前” 9.one by one, side by side等by短语。 3. 提建议的句子：①What/ how about +doing sth.? 如：What/ How about going shopping? ②Why don’t you + do sth.?如：Why don’t you go shopping?③Why not + do sth. ?如:Why not go shopping? ④Let’s + do sth. 如: Let’s go shopping.⑤Shall we/ I + do sth.?如：Shall we/ I go shopping? 知识拓展:关于used的短语你知道多少？ be used to do sth =be used for doing sth/sth. 被用来做某事 A knife is used to cut things. A knife is used for cutting things. be /get used to doing sth. 习惯于去做某事 The old man is /gets used to getting up early. 牛刀小试:根据汉语提示完成英语句子，每空一词。 (1) 伞是用来遮雨的。 The umbrella ____ ______ _____ keeping yourself from the rain. (2) 我习惯于吃比萨。 I ____ ____ ____ ________ pizza. (3) 我过去常常在放学后跳舞。 I ____ ______ _______ after school. 一、 alone / lonely  lonely 是形容词 意为“孤独的，寂寞的”说明一个人的心理感受,带有浓厚的感情色彩，也可修饰地点，意为“人迹稀少的，荒凉的”;alone 既是形容词又是副词，作副词时， 意为“单独地，独自地”，相当于by oneself ,作形容词时，意为“单独的，独身的”，表示客观情况，不带感情色彩。 1.He was ______ in the room . 2.Though he lives _____,he doesn’t feel_____. 3.We must do our homework _____. 2. 反意疑问句①肯定陈述句＋否定提问.如：Lily is a student, isn’t she? ②否定陈述句＋肯定提问 如:She doesn’t come from China, does she?③提问部分用代词而不用名词 如:Lily is a student, isn’t she?④陈述句中含有否定意义的词，如：little, few, never, nothing, hardly等。其反意疑问句用肯定式。 如：He knows little English, does he?　 Unit3 Teenagers should be allowed to choose their own clothes. 2. allow sb. to do sth. 允许某人做某事（主动语态）如： Mother allows me to watch TV every night. 　be allowed to do sth. 被允许做某事（被动语态）如：LiLy is allowed to go to Qinzhou. 3. get their ears pierced 穿耳洞　让/使（别人）做某事　 get sth. done(