定義
使役動詞是表示使、令、讓、幫、叫等意義的不完全及物動詞,主要有leave（離開）.get（得到）.keep（保持）.make(使,令),let(讓),help(幫助),have(有；讓；從事；允許；拿)等。
用法
使役動詞後接受詞,再接
原形不定詞作
受詞補語。
接
賓語時，人稱代詞用賓格。
例句
使役動詞1）He made me(賓格) laugh.
他使我發笑。
2）I let him go.
我讓他走開。
3）I helped him repair the car.
我幫他修理汽車。
4）Please have him come here.
請叫他到這裡來。
3.使役動詞還可以接過去分詞作受詞補語。
I have my hair cut every month.
我每個月理髮。
4.使役動詞的被動語態的受詞補語用不定詞,不用原形不定詞。
1）(主)He made me laugh.
他使我笑了。
2）(被)I was made to laugh by him.
我被他逗笑了。
使役動詞有以下用法：
a. have somebody do sth讓某人去做某事
I had him arrange for a car.
b. have somebody doing sth.讓某人持續做某事。
He had us laughing all through lunch.
注意：用於否定名時，表示“允許”
e.g. I won't have you running around in the house.
我不允許你在家裡到處亂跑。
典型動詞
Have：
1） have sb do 讓某人乾某事
eg:What would you have me do?
2）have sb/sth doing 讓某人或某事處於某種狀態，聽任
eg: I won't have women working in our company.
The two cheats had the light burning all night long.
3）have sth done 讓別人乾某事，遭受到
eg:you 'd better have your teeth pulled out.
He had his pocket picked.
notes: "done"這個動作不是主語發出來的。
注意：用於否定句時，表示“允許”
e.g. I won't have you running around in the house.
我不允許你在家裡到處亂跑。
Make：
1）make sb do sth 讓某人乾某事
eg:They made me repeat the story.
What makes the grass grow?
notes: I was made to repeat the story.
2）make sb/sth done/adj./n 使某人/某物…
eg. The news made him happy.
He couldn't make himself heard above the noise of the traffic.
His actions made him universally respected.
He made her his wife.
3）make sb. sth
=make sth. for sb. 為某人做某物
eg. My aunt made me a kite.
=My aunt made a kite for me.
Get:（有使役意義，但不是使役動詞）
1)get sb to do 使某人乾某事
eg: I can't get anyone to do the work properly.
2)get sth done 讓別人乾某事
eg: I must get my hair cut.
Can you get the work finished in time?
Leave:
1)leave sb to do sth 讓某人乾某事
eg: We left him to paint the gate.
I'll leave you to settle all the business.
2)leave sb doing 讓繼續處於某種狀態
eg: Don't leave her waiting outside in the rain.
We left him painting the gate.
3)leave sth done/adj./prep.phrase
eg:Please excuse me if I have left any of your questions unanswered.
His illness has left him weak.
I was left with a ray of hope.
使役性動詞（Causative Verb）
1.make /have/ let +sb. +do sth./let+down+sb.
2.get/set/leave + sb to do/doing sth.
不規則過去分詞
be was/were been
有77個不規則過去分詞。
