Complete the sentences

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4. Complete the sentences. Use:
nobody / no-one / nothing or anybody / anyone / anything

That house is empty. Nobody lives there.
Jack has a bad memory. He can’t remember anything.
I don’t know about the meeting. ……………………………………… told me.
Helen is sitting alone. She isn’t with …………………………………….. .
I’m afraid I can’t help you. There’s ……………………………… I can do.
Helen has gone away. ……………………………………………. knows where she is. She didn’t tell ……………………………………………….. where she was going.
‘What are you doing tonight?’ ‘………………………… . Why?’