Therefore, the WH-word or phrase appears to have "moved" to the beginning ... The book (S) which (O) the student (S) found (V) explains (V) English grammar (O). Sentences with infinitive clauses, as ...

The WH-phrase is called a relative pronoun in tranditional grammar. It is an operator--a relative operator ... There is one known difference between relative and WH-operators. The WH-word which is a ...

a) Advanced learners often automatically invert the subject and auxiliary verb after a WH word clause, as if it were a question. However these WH clauses are the same as normal sentences so the ...