| REFERENCE: Noun Clauses: verb/adjective + that + subject + verb + ... |
| We can use noun clauses after the verbs think, believe, know, hope, say, tell, etc.: |
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| We can use noun clauses after the adjectives sure, certain, sorry, afraid, etc.: |
I'm sure that we'll have a good time. I'm afraid that I can't help you. |
| We can use leave out (omit) that: |
I think (that) I can come. I'm sure (that) we'll have a good time. |
| NOTICE:We use an object (we mention a listener) after tell but not after say. Compare: |
He says (that) he has a new car. [we don't mention a listener] He tells me (that) he has a new car. [we mention a listener: me] |