急!十个英语问题

来源:百度知道 编辑:UC知道 时间:2024/06/19 05:47:33
1.little的比较级
2.The girl___(call)Lily likes helping people.
3.翻译—地球引力;四分之三
4.can/could/be able to的区别
5.have trouble to do?dong?in?witn?sth.
6.The surface of Mars is__like the surface ofEarth than__planet in our solar system.
A.much;the other B.Much;any other C.more;te other D.more;any other
7.You can hardly imagine a man__friends with a volleyball.
A.make B.making C.to make D.made
8.让某人做某事是Made sb.do sth.还是 Made sb.to do sth.?
9.英语中的分数怎么写?
10.human有复数形式吗?是humans么?

1 little的比较级和最高级 less least
  2 was called
  3earth attraction :three quarters
  4比较can 和be able to

  1)can could 表示能力;可能 (过去时用could),
  只用于现在式和过去式(could)。be able to可以用于各种时态。
  They will be able to tell you the news soon. 他很快就能告诉你消息了。

  2)只用be able to
  a. 位于助动词后。
  b. 情态动词后。
  c. 表示过去某时刻动作时
  d. 用于句首表示条件。
  e. 表示成功地做了某事时,只能用was/were able to, 不能用could。
  He was able to flee Europe before the war broke out.
  = He managed to flee Europe before the war broke out.

  注意:could不表示时态

  1)提出委婉的请求,(注意在回答中不可用could)。
  --- Could I have the television on?
  --- Yes, you can. / No, you can't.

  2)在否定,疑问句中表示推测或怀疑。
  He couldn't be a bad man.
  他不大可能是坏人
  )can could 表示能力;可能 (过去时用could),
  只用于现在式和过去式(could)。be able to可以用于各种时态。
  They will be able to tell you the news soon. 他很快就能告诉你消息了。
  2)只用be able to
  a. 位于助动词后。
  b. 情态动词后。