Part词类: Nouns 名词
Explanation说明: are names of people, places and qualities
Example范例: man; desk; happiness; Taipei; Christina
Part词类: Verbs 动词
Explanation说明: describe actions, states or experience
Example范例: go; study; drink; push; break; understand
Part词类: Auxiliaries 助动词
Explanation说明: are used with main verbs to show the tense, mood etc.
Example范例: do; will; can; may; must; should
Part词类: Adjectives 形容词
Explanation说明: describe nouns
Example范例: She's a pretty woman. I'm sleepy.
Part词类: Adverbs 副词
Explanation说明: describe verbs, Adj., Adv., or a sentence
Example范例: He walks slowly. She runs very fast.
Part词类: Prepositions 介系词
Explanation说明: are used before nouns to show time, place, direction etc.
Example范例: in the box; on the tabe; at 7:00; go to school
Part词类: Conjunctions 连接词
Explanation说明: connect parts of sentences, phrases, or clauses.
Example范例: and; but; because; Though I'm poor, I am happy.
Part词类: Interjections 感叹词
Explanation说明: are used to express surprise, shock, pain etc.
Example范例: Ouch! It hurts! Hurray! We won.
Part词类: Articles 冠词
Explanation说明: help us to refer to nouns
Example范例: You can see a girl at the door. The girl is my best friend.内容来自 听力课堂网：http://www.tingclass.net/show-5855-18749-1.html