謂語動(dòng)詞和非謂語動(dòng)詞的區(qū)別：
1) 謂語動(dòng)詞在句中可單獨(dú)作謂語,而非謂語動(dòng)詞不能單獨(dú)作謂語.
Miss Mary teaches us English.
瑪麗教我們英語.（teaches 動(dòng)詞作謂語）
Mr.Victor came to our classroom to have a talk with us last week.
維克托先生上周來到了我們教室和我們談話.（to have a talk.不定式作狀語）
2) 謂語動(dòng)詞受主語的人稱和數(shù)的限制,而非謂語動(dòng)詞形式?jīng)]有這種限制.
Larke likes the pop music.
拉克喜歡流行音樂.（動(dòng)詞用單數(shù)第三人稱形式）
Larke has nothing to do today.
拉克今天沒什么事要做.（do 用原形）
非謂語動(dòng)詞的特征：
1 如果非謂語動(dòng)詞是及物動(dòng)詞,后面須跟賓語.
Studying English is my favorite.
學(xué)習(xí)英語是我的愛好.（studying 后跟賓語）
To help him is my duty.
幫助他是我的責(zé)任.（help 后跟賓語）
2 非謂語動(dòng)詞可以帶有自己的狀語或邏輯主語.
Working under such a condition is terrible.
在這樣的環(huán)境下工作太可怕了.(under such a condition 是 working 的狀語)
It's too difficult for him to master English in such a short time.
他在這么短的時(shí)間內(nèi)掌握英語太難了.（for him 作不定式的邏輯主語）
3 非謂語動(dòng)詞仍有語態(tài)和時(shí)態(tài)的變化.
I am sorry to have kept you waiting long.
對(duì)不起讓你久等了.（to have kept...是不定式的完成形式）
Seen from the mountain,the city looks much more beautiful.
從山上看,這座城市美麗多了.（Seen from...是分詞的被動(dòng)形式）
4 非謂語動(dòng)詞在句中可以當(dāng)成名詞或者形容詞來使用.
Our coming made him happy.
我們的到來使他很高興.（coming 起名詞作用）
There are two big swimming pools here.
這兒有兩個(gè)大型游泳池.(swimming 起形容詞作用)