3 YES/NO INTERROGATIVE CLAUSE THIS CAN FUNCTION AS SUBJECT, SUBJ...

2.2.2.3 Yes/no interrogative clause

This can function as subject, subject complement, direct object, appositive,

adjective complement and prepositional complement.

Subject: Whether he can do the job is a question

Subject complement: The question is whether he can do the job

Direct object: I don‘t know if it is raining

Appositive: The destiny - whether he dies or not - is hard to answer

Prepositional complement: They talk about whether or not she cried