什么是定冠词,定冠词的具体用法有哪些

  什么是定冠词,定冠词的具体用法有哪些?英语中有两种冠词:定冠词和不定冠词,三种形式:the和a,an。冠词虽小,但用起来很容易出毛病,因此要特别注意。一起来看:什么是定冠词,定冠词的具体用法有哪些?
  定冠词,顾名思义,是用来指特定的人或物的,这是它的基本的用法。
  (1)肯定用定冠词情况:①上文中已经讲到过的;②后面有限定性的修饰语的;③说话双方所共知的;④世上与众不同的。如:
  Cut up a tomato,and put the tomato on the bread.(tomato是上文中提到过的)
  The singer in that room was given a warm welcome by his fans.(singer后面有in that room的限制)
  Please fill in the form and sign it.(form是双方所共知的)
  Which is the biggest,the sun,the moon or the earth?(sun,moon,earth都是世界上罕有的的)
  (2)定冠词也可以用在单数可数名词前表示类属,如前面举过的例子。
  The tiger is a wild animal.
  (3)形容词的高级前要用定冠词,如:
  No matter how busy our parents are,they should make the best use of their time to stay with their children.
  Television is the most effective tool to inform children of the latest news and scientific development over the world.
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