This document discusses the use of whether and if when changing a yes/no question into a noun clause. It provides examples showing that whether or if can be used to introduce the noun clause, and whether is used when the noun clause is in the subject position of the sentence. The document also notes that questions beginning with will can be changed to clauses using either whether or if.

1. • Pattern when or not is used
• Will she come?
I wonder whether or not she will come
I wonder whether she will come or not
I wonder if she will come or not
• Whether she comes or not is unimportant to
me
Noun clause is in the subject position

2. Dimulai dengan Whether atau If
• Will she come?
-I don’t know whether she will come
-I don’t know if she will come
When yes/no question is changed to a noun
clause, whether or if is used to introduce the
clause