同一个动词句型可以衍生无数个句子。同样的，有些动词，可以有超过一个句型。“Help, find, see”这三个很面熟的动词，就是好例子。

　　I: HELP

　　⒈主语＋help＋不定式动词／短语，如： ① Who/ helped/ to mop the floor ? ② Customers' constructive criticisms/ may help/ to improve the service of shopkeepers.

　　⒉主语＋help＋不带“to”不定式动词／短语，如： ③ Helen/ helped/ mop the floor. ④ Managerial Officers' encouragement/ will help/ lift the morale of the staff.

　　⒊主语＋help＋宾语＋不定式动词／短语如： ⑤ A kind man/ helped/ the woman/ to change her car tyre. ⑥ You/ must help/ your mother/ to do some household chores.

　　⒋主语＋help＋宾语＋不带“to”不定式动词／短语，如： ⑦ Who/ can help/ me/ carry this parcel? ⑧ The government's off-budget measures/ will help/ businessmen/ tide over the period of financial difficulties.

　　⒌主语＋cannot help＋动名词／短语，如： ⑨ The heart-broken woman/ cannot help/ crying in front of the sympathizers. ⑩ Mr Brown/ cannot help/ scolding his disobedient son.

　　⒍主语＋cannot help＋不带“to”不定式动词／短语，如： The frustrated man/ cannot help but/ leave the place. The teacher/ couldn't help but/ fail the weakest students.

　　II: FIND

　　⒎主语＋find＋宾语＋现在分词／短语，如： The search party/ found/ the adventurers/ going astray in the jungle. The police/ found/ two groups of gangsters/ getting ready for a big fight.

　　⒏主语＋find＋宾语＋过去分词／短语，如： A police dog/ found/ the smuggled drugs/ hidden in a hole near the wall. When Irene arrived home, she/ found/ the front door/ broken open.

　　⒐主语＋find＋宾语＋名词分句，如： Scientists/ found/ that the earth is round. Many people/ found/ that Chinese is a difficult language.

　　⒑主语＋find＋宾语＋不定式动词／短语，如： Who/ finds/ English/ to be harder than Chinese? I/ do not find/ Richard/ to be difficult of access.

　　⒒主语＋find＋宾语＋形容词／短语，如： We all/ find/ Betty/ friendly. I/ don't find/ Jason/ difficult to get along.

　　III: SEE

　　⒓主语＋see＋宾语＋不带“to”不定式动词／短语，如： I/ saw/ him/ go out just now. We/ have seen/ her/ scold her students in class.

　　⒔主语＋see＋宾语＋现在分词／短语，如： Who/ saw/ the petty thief/ running away? We/ will see/ our team/ winning the match again.

　　⒕主语＋see＋宾语＋过去分词／短语，如： Some by-standers/ saw/ a woman/ robbed of her hand-bag. The people/ saw/ their/ house/ burnt to ashes.