Put the verbs in brackets into the correct tense.

1. Did you invite Tom to the party? No, but when I ................. (speak) to him, I ....................... (invite) him.

2. May I go out now, please? Yes, provided you .................... (do) your homework.

3. Mum seems very busy at the moment. Were I you, I ................. (offer) to help her.

4. Unless you .................. (work) hard, you ...................... (fail) the exam. I know. I've been studying every evening.

5. I forgot to ask Simon for his phone number. If I .................. (see) him today, I ................ (ask) him for you.

6. Peter won't help me with my homework. I'm sure he ............... (help) you if he ............ (have) the time.