b. 有些结构后面可以用动名词作宾语或其他成分。例如：

admit to

prefer…to

be used to

lead to

devote oneself to

object to

stick to

no good

no use

be fond of

look forward to

be proud of

be busy

can't help

be tired of

be capable of

be afraid of

think of 

burst out

keep on

insist on

count on

set about 

put off

be good at

take up

give up

be successful in

3. 作表语，对主语说明、解释。例如：

Her job is washing, cleaning and taking care of the children. 

她的工作是洗刷、清扫和照顾孩子。

比较：She is washing, cleaning and taking care of the children.

4.作定语，一般表示所修饰名词事物的用途。例如：

a writing desk=a desk for writing 写字台

a swimming pool=a pool swimming 游泳池

有些动名词作定语，与所修饰的名词关系比较复杂。例如：

boiling point=a temperature point at which something begins to boil 沸点

a walking tractor=a tractor which a driver can operate while he or she is walking behind it 手扶拖拉机

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