Present&Past Tenses

Liz and I are good friends. We ___ each other for four years.

Sarah is very tired. She ___ hard all day.

I can't go to the party on Saturday. I ___ for Spain on Friday night.

I don't need to wash my car. Jim ___ it for me already.

Ian ___ to his boss for an hour now.

'Would you like to borrow this book?'

'No, thanks. I ___ it before.'

'Where ___ ?'

'To the cinema. Would you like to come with me?'

'Are you going on holiday this summer?'

'Yes, I ___ enough money.

'What ___?'

'It's a letter to my pen-friend. I'm telling her my news.'

'Where is Scott?'

'He ___ on the phone when I saw him.'

'Did you go out for dinner last night?'

'No. I ___ a lot at lunch, so I wasn't hungry.'

'Did you manage to get to the bank yesterday?'

'No, it ___ by the time I got there.'

'Does your sister travel a lot?'

'No, but she ___ before she got married.

Did she ___ spend a lot of money when she was single?

'I ___ you are feeling better.'

'Yes, I am. Thank you.'

Albert Einstain ___ the special and general theory of relativity.