1. look表示“看”，强调看的动作，单独使用是不及物动词，如果强调看某人或某物用 look at, 以look为首的句子要用进行时态。通常情况下表示看图片，看黑板时用look at。

    例如：He is looking at my brother. Look! Amy is watching TV.

  2. see 强调的是看的结果，意为“看见，看到”，为及物动词，后面能直接跟宾语。通常情况下表示看戏，看电影，看展览，看风景，看朋友时用 see.

    例如：What can you see in the picture?

  3. watch意为“观看，注视”，表示全神贯注的看，含有欣赏的意味，常用于看电视，看演出，看比赛等。为及物动词。

    例如：I watched a basketball match on TV last night.

  4. 习题巩固

    1) Please______ the blackboard, Lucy and Lily.

    2) What can you _____ on the desk?

    3) ______! What is he doing over there?

    4) My parents are ______ a football match.

    5) I`m happy to ____ you again.

    6) Let me have a ______.

    7) I need to ____ the doctor.

    答案： 1. look at 2. see 3. Look 4. watching 5. see 6. look 7.see