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1、Unit 7 Topic 2情态动词can表能力情态动词can表能力时意为“能够做某事”；否定形式为cant或cannot，后面跟动词原形。I can climb the tree.我能爬树。He is only four, but he can read.他只有4岁，但已认得字了。I cannot read these words.我不会读这些单词。情态动词could表能力时，could为can的过去式，为过去的能力。如：She could swim at the age of seven.她七岁时就会游泳了。Can Could 表示能力的辨析我们可以用情态动词表示能力。情态动词can表示现
2、在的能力，could表示过去的某种能力。例：He can speak good English.Sandy cannot dance.The old man could swim across the river when he was young.注意：我们也可以用be able to来表示能力，be动词的形式根据句子所用时态变化。例：My little sister is able to look after herself now.My little sister wasnt able to look after herself when she was 5 years old.一般选择
3、疑问句例句：Would you likesomecoffee ortea?英语中的一般选择疑问句结构很简单，就是先把一般疑问句结构写出，然后在其后加上“or+选择部分”即可，标点也是问号。选择疑问句的回答不同于一般疑问句，不能用yes或no来回答，而是选择其中一种选项回答。例如：1)-Are you a student or a teacher?你是学生还是老师？-I am a teacher. 我是一名老师。2)-Do you go to school by bus or bike?你是乘公共汽车还是骑自行车上学？-I go to school by bike.我骑自行车上学。3)-Is s
4、he eleven or twelve?她11岁还是12岁？-She is twelve.12岁。乐器前的冠词的常考点西方乐器名称的前面需加定冠词the，如：play the guitar弹吉他play the piano弹钢琴play the violin拉小提琴play the drums打鼓They can play the piano.他们会弹钢琴。Were learning to play the guitar by ourselves.我们在自学吉他。棋类球类乐器的冠词的常考点表示球类、棋类的运动项目前不加冠词。如：play football踢足球 play chess下象棋定冠词
5、在play后和西方乐器连用。如：playthepiano弹钢琴 playtheflute吹长笛Not any more /no more /not any longer /no longer 原文例句：Now I am not afraid of animals any more.讲解：not any more = no more意为“不再”；主要指做某事的次数不再增加，多与瞬间动词连用。no longer = not any longer“不再”主要表示时间上不再延长，多与延续性动词连用。例：I will go there no more. = I wont go there any mor
6、e.They no longer live here. = They dont live there any longer.age的用法age名词，意为“年龄”。其用法如下：Not at all not at all意为“一点儿也不”，可以单独使用，也可以用作notat all。例：I dont want to go hiking at all.我一点儿也不想去徒步旅行。He doesnt like noodles at all.他一点儿也不喜欢面条。-Do you like eating hamburgers?-No, not at all.你喜欢吃汉堡包吗？不，一点也不喜欢。-Thanks
7、 a lot for lending me your book.多谢你能把你的书借给我。-Not at all.不客气。Have a good time /fun doing 课文原句：Sounds like youre having a good time.听起来好像你玩得正开心。Im having a great time visiting my aunt in Canada.我正在加拿大看望我的姑妈，玩得很开心。have a good time意为“玩得高兴，过得愉快”，同义表达有：have fun, enjoy oneself等。They are having a good time.
8、 = They are having fun. = They are enjoying themselves.他们正玩得高兴。Tom has a good time every day. Tom每天都过得很愉快。have a good/great time doing sth.意为“做某事很开心、愉快”，相当于have fun doing sth.Ago/before /past 1. ago adv.以前(和一般过去时的句子连用)如：There was a pond here three years ago.三年前这有个池子。常用搭配：a long time ago很久以前 a moment
9、/minute ago刚才2. before prep.在以前；在之前如：Larry arrived home before me.拉里在我之前到家。I usually take a shower before having my breakfast.我通常在吃早餐前洗个澡。conj.在以前如：Say goodbye before you go.你走之前要告别。 Did she leave a message before she left?她走之前留言了吗？拓展：before adv.先前，以前(常和完成时连用)如：I think I have met you before.我觉得我以前见过你。3. past prep.在之后，晚于如：Its ten past nine.现在是九点十分。拓展：past还可以作形容词，表示“过去的”，修饰名词作定语；作名词表示“过去”，常用于in the past等短语中。如：I spoke with him thispastweekend.在过去的这周末，我跟他谈了话。You should stop living in the past.你应该停止沉溺于过去。
