句型转换。1. It started about two days ago. (对划线部分提问) it start? 2. You are not quiet. I think.(合成一句) I that youquiet. 3. Something is wrong wi-八年级英语

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2、上文提到过的人或事:
He bought a house. I've been to the house. 他买了幢房子。我去过那幢房子。
3、指世上独一物二的事物:
the sun, the sky, the moon, the earth
4、单数名词连用表示一类事物,如:the dollar 美元; the fox 狐狸;
或与形容词或分词连用,表示一类人:the rich 富人; the living 生者。
5、用在序数词和形容词最高级,及形容词only, very, same等前面:
Where do you live? I live on the second floor. 你住在哪?我住在二层。
That's the very thing I've been looking for. 那正是我要找的东西。
6、与复数名词连用,指整个群体:
They are the teachers of this school.指全体教师)
They are teachers of this school. (指部分教师)
7、表示所有,相当于物主代词,用在表示身体部位的名词前:
She caught me by the arm.. 她抓住了我的手臂。
8、用在某些由普通名词构成的国家名称、机关团体、阶级、等专有名词前:
the People's Republic of China 中华人民共和国
the United States 美国
9、用在表示乐器的名词之前: She plays the piano. 她会弹钢琴。
10、用在姓氏的复数名词之前,表示一家人:
the Greens 格林一家人 (或格林夫妇)
11、用在惯用语中:
in the day, in the morning (afternoon,evening), the day after tomorrow
the day before yesterday, the next morning,
in the sky (water,field,country)
in the dark, in the rain, in the distance,
in the middle (of), in the end,
on the whole, by the way, go to the theatre

  • 冠词口诀:
    冠词分为定冠、不定冠,
    不定冠词a和an,“—”的含义表泛指
    表示特指要用the,次序、方位、最高级
    世上物体独一个,人或事物再次提
    以下情况冠词免,学科球类三顿饭
    名词复数表泛指,季节星期月份前

    不定冠词位置:
    不定冠词常位于名词或名词修饰语前。注意: 
    a. 位于下列形容词之后: such,what,many,half,
    I have never seen such an animal.
    Many a man is fit for the job.
    b. 当名词前的形容词被副词as, so, too, how, however, enough修饰时,不定冠词应放在形容词之后:
    It is as pleasant a day as I have ever spent.
    So short a time.
    Too long a distance.
    c. quite,rather与单数名词连用,冠词放在其后。
    但当rather,quite 前仍有形容词,不定冠词放其前后均可。如:quite a lot
    d. 在as,though 引导的让步状语从句中,当标语为形容词修饰的名词时,不定冠词放形容词后:
    Brave a man though he is,he trembles at the sight of snakes. 他尽管勇敢,可见到蛇还是发抖。
    当名词被比较级形容词修饰时,不定冠词通常置于比较级形容词之后。
    定冠词通常位于名词或名词修饰语前,但放在all, both,double,half,twice,three times等词之后,名词之前。
    All the students in the class went out. 班里的所有学生都出去了。

  • 考点名称:助动词的过去式

    • 助动词的过去式:

      助动词

      be

      do

      have

      shall

      will

      过去式

      was/were

      did

      had

      should

      would

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