look, see, watch, notice, read
  这五个词都有"看"的意思,但用法不同
  (1)look为不及物动词,一般后接介词at使用,表动作。如:
  Please look at the blackboard.请看黑板。
  (2)see 指人肉眼所能涉及的范围,表示结果"看见"。
  Can you see the word clearly?
  你能清楚看到这个字了吗?
  固定短语:see a film; see sb. off (给某人送行);let me see.
  (3)watch= look at sb./ sth. carefully"仔细观看,注视"。
  May I watch TV now?我现在可以看电视吗?
  固定短语:watch TV; on watch(值班、守望);watch a football match
  (4)notice"注意到,提醒别人注意"等意思,汉语中常有"通知、启示、告示"之意。例如:
  The thief looked around the house.When he made sure that no one was noticing him,
  he jumped into the room through the open window.
  小偷向房子四周张望,当他确信没人注意他的时候,迅速从开着的窗户跳进房间。
  (5)read 只用于指看书或看其他杂志