a sleeping baby正在睡觉的婴儿(sleeping为现在分词，与baby是逻辑上的主谓关系)

　　a sleeping bag睡袋(sleeping为动名词，说明bag的用途)

　　[即时训练2]　句型转换

　　①Tell the boys who are playing over there not to make any noise.

　　→Tell the boys playing over there not to make any noise.

　　②This is the path which leads to the school.

　　→This is the path leading to the school.

　　2．作表语

　　现在分词作表语，用来说明主语的性质和特征，相当于形容词，其主语通常是物。一般跟在连系动词be，get，become，look，sound，feel，keep，remain，grow，seem，appear等后面。

　　Travelling is interesting but tiring.

　　旅行是有趣的，但也是令人疲劳的。

　　The news is encouraging.

　　这消息令人鼓舞。

　　[明辨异同]　

现在分词作表语 表示主语的性质和特征。不可与主语交换位置 动名词作表语 对主语内容的进一步说明和解释。可与主语交换位置 　　My job is interesting.

　　我的工作很有趣。(interesting为现在分词，表示"工作"的特征)

　　My job is teaching.

　　我的工作是教书。(teaching为动名词，它是对"工作"内容的进一步说明)

　　[即时训练3]　单句语法填空

　　①－The story that old man told was touching(touch)．

　　－Yes，and very inspiring(inspire)．

　　②What he said was disappointing(disappoint)．

　　③The result of the accident is shocking(shock)．

　　3．作补语

现在分词可以在see，hear，notice，watch，feel，look at，listen to，observe