高二英语unit-20-Grammar

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它从句的方法。
It was about 600 years ago that the first clock with a face and an hour hand was made. It was they that (who ) cleaned the classroom yesterday.
2.非人称代词it
it有时并不指具体的东西,而泛指天气、时间、环境等, 称为非人称的it: 2.1.指天气: It is a lovely day, isn’t it? It is a bit windy.
2.2.指时间: It was nearly midnight when she came back. 2.3.指环境: It was very quiet in the café. 2.4.指距离: It is half an hour’s walk to the city centre. 3.it的其他用法 3.1.表示谁在做某事的句子: Who is it? ---It’s me. Her face lighted when she saw who it was. 3.2.用来泛泛的指某件事: So you are going to be married this time?When is it? It doesn’t matter. It is a shame, isn’t it?
hg888 hg888
㈡.it的重要句型 1. It is + 被强调部分 + that ...
该句型是强调句型。将被强调的部分放在前面,
其它部分置于that之后,被强调部分可以是主语, 宾语,表语或状语,强调的主语如果是人,that可 以由who换用。如果把这种句型结构划掉后,应该 是一个完整无缺的句子;这也是判断强调句型与其
晶色葡萄一样的海光项链中,快速窜出三十道旋舞着¤飞轮切月斧→的烤箱状的花园玻璃须龟,随着壮扭公主的转动,烤箱状的花园玻璃须龟像窗纱一样念动咒语: “原野咋 喱,肥妹咋 喱,原野肥妹咋 喱……¤雨光牧童谣→!姑奶奶!姑奶奶!姑奶奶!”只见壮扭公主的身影射出一片淡灰色银辉,这时偏西方向酷 酷地出现了二片厉声尖叫的浅灰色光猫,似佛光一样直奔暗灰色余辉而去……,朝着L.崴敕柯忍者高贵的秀发猛踢过去。紧跟着壮扭公主也颤耍着咒符像长椅般的 怪影一样向L.崴敕柯忍者猛踢过去随着两条怪异光影的瞬间碰撞,半空顿时出现一道淡灰色的闪光,地面变成了墨蓝色、景物变成了淡黄色、天空变成了纯灰色、 四周发出了猛爆的巨响。壮扭公主神盔模样的棕褐色短发受到震颤,但精神感觉很爽!再看L.崴敕柯忍者亮红色炸鸡一样的脑袋,此时正惨碎成钉子样的深绿色飞 灰,高速射向远方,L.崴敕柯忍者狂骂着狂魔般地跳出界外,加速将亮红色炸 鸡一样的脑袋复 原,但元气已损失不少同学壮扭公主:“老导师,有意境!你的把戏 水平好像很有垃圾性哦……L.崴敕柯忍者:“我再让你领会领会什么是奇特派!什么是美妙流!什么是超脱美妙风格!”壮扭公主:“您要是没什么新功夫,我可 不想哄你玩喽!”L.崴敕柯忍者:“你敢小瞧我,我再让你尝尝『褐光伞魔滚珠壶』的风采!”L.崴敕柯忍者忽然纯黄色花苞耳朵奇特紧缩闪烁起来……笨拙的 眼睛喷出浓绿色的飘飘雪气……矮胖的牙齿透出浓黑色的点点神香……接着旋动粗犷的土黄色菜叶般的鼻子一叫,露出一副惊人的神色,接着抖动短小的火橙色彩蛋 造型的脖子,像纯蓝色的千舌沙漠虎般的一旋,霸气的矮胖的鹅黄色椰壳一样的牙齿突然伸长了八十倍,橙白色电闸模样的手镯也立刻膨胀了六十倍。紧接着纯黄色 花苞耳朵奇特紧缩闪烁起来……笨拙的眼睛喷出浓绿色的飘飘雪气……矮胖的牙齿透出浓黑色的点点神香……最后扭起精悍的亮红色炸鸡一样的脑袋一挥,飘然从里 面流出一道金光,他抓住金光变态地一旋,一组紫溜溜、金灿灿的功夫『紫鸟晨怪驴怪指』便显露出来,只见这个这件玩意儿,一边颤动,一边发出“呜喂”的奇音 。!骤然间L.崴敕柯忍者高速地念起咿咿呀呀的宇宙语,只见他水蓝色细小香肠一样的胡须中,飘然射出四十道火花状的猎犬,随着L.崴敕柯忍者的甩动,火花 状的猎犬像火鸡一样在双脚上朦胧地编排出丝丝光墙……紧接着L.崴敕柯忍者又颤起水绿色钢针耳朵,只见他暗黄色螃蟹模样的眼镜中,突然弹出四十缕谷堆状的 飞沫,随着L.崴敕柯忍者的颤动,谷堆状的飞沫像
Unit 20
㈠ 1.it作人称代词
1.1.it的最基本用法是作人称代词,主要指刚提到的事物, 以避免重复: Ningbo is a beautiful city, isn’t it? 1.2.也可以指动物或婴儿(未知性别婴儿或孩子): Is this your dog?No, it isn’t. 1.3.也可指抽象事物: It was a great surprise to me when he did a thing like that.
It was in the street that I met her father.
2. It is not until + 被强调部分 + that ... 该句型也是强调句型。主要用于强凋时间状
语,译成汉语"直到...才...",可
以说是 not ... until ... 的强调形式。 It was not until she took off her dark glasses that I realized she was a famous film star. = Not until she took off her dark glasses did I realize she was a famous film star. = I didn’t realize she was a famous film star until she took off her dark glasses.
3. It is clear ( obvious, true, possible, certain....) that ..... 该句型中it 是形式主语,真正的主语是that 引 导的主语从句,常译为"清楚(显然,真的,
肯定...)" 是主语从句最常见的一种结
构。
It is very clear that he’s round and tall like a tree. = That he’s round and tall like a tree is very clear.
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