主语

The Subject表示句子说的是“什么人”或“什么事”。通常在句子前部。名词、代词、数词、不定式、动名词、短语或句子。We study in No. 17 middle school.

Jim is an American boy.

Two heads are better than one.

谓语

The Predicate说明主语“做什么”“是什么”或“怎么样”。通常在主语后(除疑问、倒装句外)。由动词或动词词组充当。Time tries all thing.(时间检验一切)

Lucy is dancing under the tree.

Her parents are both workers.

宾语

The Object表示动作、行为的对象。在及物动词或介词后。同主语的充当词类Love me, love my dog. (爱屋及乌)

These girls like English.

Did you see him yesterday?

表语

The Predicate与系动词连用，一起构成谓语部分、说明主语的性质、特征。常在系动词之后。同主语的充当词类His father is a bus driver.

My car is white.

We were at school yesterday.

Health is wealth. (健康就是财富。)

定语

The Attribute用来修饰名词或代词。单个词常在修饰的词前，短语或句子在被修饰的词之后。形、代、数、名、介词短语或相当于形容词的词或短语。The red one is mine.

What is his name?

A friend in need is a friend indeed.

(患难见真情。)

状语

The Attribute修饰动词、形容词、副词，表示动作发生的时间、地点、目的、方式等。位置较灵活。通常由副词、介词短语或相当于副词的词或短语来表示。Our teacher works very hard.

She often helps Mike.

They had a meeting in Shanghai.

宾语补足语

The Object

Complement宾语的补足语，逻辑上与宾语是“主谓”关系。在宾语后。由形容词、名词、介词短语等充当。We named the baby Lily.

She made the room clean.

同位语

The Appostive重复指代并进一步说明名词及名词性词语。在被修饰词后。名词、名词性短语、从句等。They all work hard.

John, a friend of hers, has gone.

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