What are the leading words in the definite clause, when should they be used, which should not be use

That's too complicated to say. It is recommended that you make a definite clause, which is very detailed. Then summarize it with the questions in the workbook. The definite clause is the focus of the college entrance examination. Look closely.

Relative pronouns refer to antecedents that are often omitted when they are used as predicatives in definite clauses.

1. Serve as an object in the clause the people (who, whom, that) i saw yesterday were from Japan

2. Use the preposition object in the clause, and the preposition is the man (that,who,whom)looking for

3. In the clause shanghai is no longer the city(that,which) it used to be

4. In the there be sentence pattern, the relative pronoun there as the subject's somebody(who)wants to see you.

5. The antecedent is to express the way, reason, time (like way, reason, day), in which, for which, when, that, etc't like the way (that)you talk to like the place for the reason(that,for which)you dislike it.

Mainly definite clauses: when the antecedent is used as an object in the clause, the relative pronoun (introducer) can be omitted.

Determinative clauseIntroductory words include:Relative pronouns：who、whom、which、that、whose；Relative adverbs：when、where、why；In addition, as can also be used as a relational word.

Relative words mainly play three roles in the definite clause: 1. Connecting the main clause and the definite clause; 2. Refer to antecedents.

3. Serve as an ingredient in the definite clause.

When the logical subject of a clause is some, any, no, somebody, anybody, nobody, something, anything, everything, or nothing, there is often used to guide there is somebody here who wants to speak to youThere's someone here to talk to you.