在所有的英語考試中，無論托福，托福junior，SAT，SSAT，GRE，GMAT等，都有側重在語法方面的考察，其中動詞是主要一項。下面給大家介紹動詞中謂語動詞和非謂語動詞的分類和區別。

　　1.To do

　　1). 將來主動to do

　　To attract her eyes, I tried everything.

　　將來被動 to be done

　　The watermelons to be eaten today are blue.

　　2). 完成時

　　主動to have done (to do動作在謂語動詞之前) 主要用于搭配

　　Human beings are thought to have first entered the Americans.

　　被動to have been done

　　The New Oriental School is said to have been founded by Lao Yu in his 30s.

　　3). 進行時

　　to be doing

　　He pretended to be listening while he was texting messages to his girlfriend.

　　2. doing

　　The watermelons rolling on the ground are mine.

　　1)

　　主動進行 doing

　　The car being attacked is a Toyota.

　　被動進行 being done

　　The person being hit is a Japanese.

　　2)完成時

　　having done (done動作在謂語動詞之前)

　　Having finished this training, he went to America.

　　having been done

　　Having been communicated into China, the voice of China is widely watched among the young.

　　3. done(完成、被動)

　　The watermelons sold in the market are expensive.