2018八年级英语下册 Unit 8 Have you read Treasure Island yet句型透视
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Unit 8 Have you read Treasure Island yet
句型透视
1. Have you…..yet?
—Have you read Little Women yet? 你读过《小妇人》吗?—Yes,
I have. /N o , I haven’t. 是的,我读过。/ 不,我没有。
2. Has... yet?
—Has T in a read Treasure Island yet? 蒂娜读过《金银岛》这本书吗?—Yes, she has. She thinks i t ’s fantastic. 是的,她读过。她觉得它很棒。
3. W ould you lik e ... ?
Would you like something to drink? 你要来点喝的吗?
4. I heard...
I heard you lost your key. 我听说你丢钥匙了。
5. . . . came to realize how much...
She came to realize how much she actually missed all of them. 她开始意识到,事实上她是多么想念他们所有的人。
语法聚焦:现在完成时(Present Perfect Tense)
(1)表示过去发生或已经完成的动作对现在造成的影响或结果。
—It’s so dark. 太黑了。
—Someone has turned off the light. 有人把灯关上了。
(2)表示从过去某一时间开始并一直持续到现在的动作或状态。
常与since+过去的时间点,for+一段时间,since+时间段+ego, so far等时间状语连用。Eg. I have lived here for ten years.我已经住在这里10年了。(从10
年前开始,持续到现在还住这儿)
Eg. I have lived here since 2003. 自从2003年我就住在这儿。
(从2003年开始,持续到现在还住这儿)
(3)基本结构及句型转换:主语+have/has+过去分词(done) (当主语是第三人称单数has,其余人称用have。)
①肯定句:主语+have/has+过去分词+其他②否定句:主语+have/has+not+过去分词+其他③一般疑问句:Have/Has+主语+过去分词+其他①
I have finished my homework. (肯定句) ②
I have not finished my homework. (否定句)③—
Have you finished your homework?
—Yes, I have. / No, I haven’t, (一般疑问句及肯定、否定回答)
(4)has gone (to), has been (to), has been (in) 的区别
Have/Has gone(to) :去了(现在不在说话现
场) Eg. ---Where is your father?
---He has gone to Shanghai.
Have/Has been (to) :去过(已不在去过的地方)
Eg. My father has been to Shanghai.
Have/has been in:呆了多久(还在所呆的地方)
Eg. My father has been in Shanghai for two months. =My father has been in
Shanghai since two months ago.
(5)现在完成时的标志:
①常与just, already, yet, ever, never, before, so far 等连用,强调动作的完成,不强调动作的持续。
Have you ever been to Japan? I have just finished my homework.
②for + 时间段;since + 过去的时间点;since + 段时间ago;since + 一般过去时的子。
They have known each other for five years. Since he was a child, h e has lived in England.
(6)动词过去式和过去分词的变化相同。
规则变化: 1. 一般在动词词尾直接加ed。如:
pick →picked →picked; wish →wished →wished; stay →sta yed →stayed
2. 以不发音的e结尾的动词后面加d。如:
like →liked →liked; hope →hoped →hoped; phone →phoned →phoned
3. 以―辅音字母+ y‖结尾的动词,变y为i,再加-ed。如:
study →studied →studied; hurry →hurried →hurried; reply →replied →replied
4. 词尾只有一个辅音字母的重读闭音节动词,要双写辅音字母,再加-ed。如:
stop →stopped →stopped; clap →clapped →clapped 不规则变
化:
5. 以不变应万变。如:
let →let →let; put →put →put; read →read →read 6. 若中间有双写e,则去掉一个e,单词末尾再加t。如:
feel →felt →felt; keep →kept →kept; sleep →slept →sle pt 7. 结尾的字母d变t。如:
lend →lent →lent; build →built →built; send →sent →sent
8. 变为以-ought或-aught结尾。如:buy →bought →bought;
bring →brought →brought; catch →caught →caught; teach →taught →taugh