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七上 Module 3 中考必考词汇、句型讲解,space,nervous,leave,breathe,diary,return,able,tie,ourselves,without,Asia,traditional,light,modern,sightseeing,beauty,natural,building,direction,dumpling,have to,take photos,be able to,more than,so that,that is,such as,one of,asas,help sb. breathe,like sightseeing,in the centre of,one of the largest cities,walk along,light up the sky,in every direction,natural beauty,different snacks,modern buildings,a large public area,Theres no gravity in space, so well all be able to float around in the spaceship. 【辨析】be able to和can （1）can和 be able to 表示能够时，两者基本相同,但can只有两个时态,即现在时(can)与过去时(could)。而be able to有多种形式符合不同时态的需求。 I can swim. = I am able to swim. I could swim. = I was able to swim. I will be able to swim. (这种形式无法与can进行同义转换),（2） be able to与can意义不完全相同,was able to意为“有这种能力，而且利用这种能力设法做成了某事”，而could只单纯地表达有某种能力。 Finally, I was able to get out of the burning house. 我最后终于逃出了着火的房子。,2. Well have to tie ourselves to our beds so that we wont float away in our sleep! 【辨析】must和have to （1）must：“必须”表示说话人的主观看法； I must study hard. 我必须努力学习。 have to：“不得不”，常表示客观需要。 You have to think about what to do next. 你必须考虑下一步该做什么。 （2）mustnt意为“不可以;不允许；禁止”； dont have to 意为“不必”。 You mustnt park here. 你禁止在这里停车。 You dont have to give me so much money. 你不必给我这么多钱。,3. When we arrive, Im going to walk on the Moon. 【辨析】be going to和will （1） be going to:将会，是根据现在观察到的迹象，预测将来会发生的事。 My sister is going to have a baby. 我的姐姐将有一个宝宝。 It is going to rain. 天将要下雨。 be going to也可表达想要做某事的意图，计划或打算。 I am going to buy an iPhone 6. 我打算买部iPhone 6.,（2） will：将会, 一定会，是表示依据观点或信念来揣测未来。 He will be a good doctor in the future. 他将来一定会是个好医生。 will还表示意愿或承诺或表示请求、邀请。 I will always be your friend. 我永远都会是你的朋友。 Will you wait for me? 你会等我吗？,4. Im going to take as many photos as I can, that is, if my camera still works up there as+adj./adv.+as sb. can 尽某人所能 She will eat as much food as she can. 她会尽可能地多吃一些食物。 as+adv.+as possible 尽可能地 I will finish the task as soon as possible. 我会尽快完成任务。,5. Shanghai is one of the largest cities in the world. one of+the+形容词最高级+复数名词/代词，意为“最之一”，谓语动词用单数。 Lily is one of the most beautiful girls in our class. 莉莉是我们班最漂亮的女孩之一。 one of+the+序数词+复数名词，意为“最之一”，谓语动词用单数。 I will be one of the first students to study abroad in our school. 我将会是我们学校第一批出国深造的学生之一。,6. The Pudong New Area, just across the Huangpu River, has many modern buildings. 【辨析】across和through (1)across为“横穿”，与道路或河流交叉形成“十字”，表示横跨某个平面。 Be careful when you go across the street. 过马路时要小心。 (2)through为四维立体空间中的“穿过”。表示“贯通、直穿、透过、穿过”的意思，即是从一头（边）贯穿到另一头（边）。 ,The river runs through our town. 这条河流经过我们的小镇。 Tom went through the forest. 汤姆穿过了丛林。 The moonlight shone through the window. 月光照进窗户里。,7. It is a large public area with green grass, fountains and birds. with的用法： (1)介词with表示“带有”和“伴随”的意思。 The teacher went into the classroom with a book in his hand. 老师手里拿着一本书走进教室。 My grandma was a short woman with grey hair. 我奶奶是个满头白发的矮小妇女。 (2)with也表示“和在一起”。 Ill face all the problems with you. 我会和你面对所有的问题。,(3)with引导的介词短语可作主语的插入语，不影响谓语动词的单复数。 Mary, together with her brothers, is going to Shanghai. (主语为Mary) = Mary and her brothers are going to Shanghai.（主语为Mary和her brothers）,
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