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lno.1辨析：must 和have to（1）must表示主观需要或责任感的驱使有必要或有义务去做某事，多译“必须”，而have to多表示客观存在的环境所限，即客观要求（无奈）而为之，多译“不得不干某事”eg：I must clean the room,because it is too dirty.(无人强迫）因为太脏了，我必须打扫房间。I have to do my homework now.（不得不）我现在不得不做作业lNo 2.辨析there be 和 havel（1）there be表示“某处存在某物或某人”be动词的选择与最靠近的名词保持一致（就近原则）have表示“某人拥有某物”，它表示所属、拥有关系。eg：lThere is a table and six chairs in my room.l我房间有一张桌子和六把椅子。lHe has two sons l他有两个儿子No 4.现在进行时基本结构主语+be动词+动词现在分词n1.动词现在分词:动词原型+ingnReading,drinking,eating,meetin-g thinkingn特殊变化:1.以e结尾，去e加ingnWriting,making2.重读闭音节要双写结尾的辅音字母加ingnSitting swimming putting running No 5辨析maybe和may be(1)maybe副词，意为“也许；大概”。多用于句首(2)may be 是“情态动词”may+动词原形：”构成的结构，意为“可能是；也许是”，放在主语之后。Eg.Maybe he is there=He may be there 他也许在那儿 The news may be exciting,but she is not happy.这个消息也许是令人激动的，但她不高兴。1、some和any的填空-May I have_sandwichs-No,we do not have_sandwichs in Chinese restaurant A.some;any B.any;some 2、looking和reading的填空-what are you doing?-I am _the newspaper A.looking B.readingTomplayfootball.isingLucy is reada book.ingThey watchTVareingLook!the twinsthinkareing.now.完成句子，每空一词。1、你卖书吗？_you_ books the right answers:Do、sale 2、钢笔的用途是写字。Thethe pen is writing the right answers:is、using 3、他们能充分利用这些书。They can _ _ _ _the books the right answers：make、good、use、of 按要求写句子 1、I can see Li Ying beside Bill(改为否定句）_ You can sit in this seat.(改为一般疑问句）1、the right answers:I can not see Li Ying beside Bill 2、the right answers：Can you sit in this seat?
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