11) That dictionary is good that dictionary is good is an opinion.
12) These glasses are expensive I think that these glasses is expensive.
EXERCISE : Change the words in parentheses into noun clauses.
1) ( should we wait for him ? ) I wonder if we should wait for him.
2) ( Did she borrow your dictionary ? ) I want to know if she borrow your dictionary or not .
3) ( Does she need any help ? ) I wonder if she needs any help.
4) ( Is he having trouble ) if he having trouble is not surprising me.
5) ( Does it belong to Jake ? ) I want to know if it belongs to jake or not.
6) ( Is there life on other planets ? ) I wonder if there's life on other planets.
7) ( Will people live on the moon someday ? ) I wonder if people will live on the moon someday.
8) ( Is this information correct ? ) Could you tell me if this information is correct or not .