If I do this test, I will improve my English.
If I came home earlier, I would prepare dinner.
If you (not/be) late, we (not/miss) the bus.
If you hadn't been late, we would not have missed the bus.
If I find your ring, I will give it back to you.
If we (to live) in Rome, Francesco (to visit) us.
If we lived in Rome, Francesco would visit us.
If we (arrive) earlier, we (see) John.
If we had arrived earlier, we would have seen John.
Peter (go) shopping if he (have) time in the afternoon.
Peter will go shopping if he has time in the afternoon.
If Tim and Tom (to be) older, they (to play) in our hockey team.
If Tim and Tom were older, they would play on our hockey team.
If they (go) to bed early, they (not/wake) up late
If they had gone to bed early, they would not have woken up late.
Simon (go) to London next week if he (get) a cheap flight.
Simon will go to London next week if he gets a cheap flight.
If he (to be) my friend, I (to invite) him to my birthday party.
If he were my friend, I would invite him to my birthday party.
If he (become) a musician, he (record) a CD.
If he had become a musician, he would have recorded a CD.
If her boyfriend (phone / not) today, she (leave) him.
If her boyfriend does not phone (call) today, she will leave him.
If Susan (to study) harder, she (to be) better at school.
If Susan were to study harder, she would be better at school.
We (not/get) married if we (not/go) to the same university.
If they (study / not) harder, they (pass / not) the exam.
If they do not study harder, they will not pass the exam.
If they (to have) enough money, they (to buy) a new car.
IF they had enough money, they would buy a new car.
They (be) late if they (not/take) a taxi.
They would have been late if they had not taken a taxi.
You (be able/ not) to sleep if you (watch) this scary film.
You will not be able to sleep if you watch this scary film.
If you (to do) a paper round, you (to earn) a little extra money.
If you did a paper round, you would earn a little extra money.
I (call) you if I (not/forget) my phone.
I would have called you if I had not forgotten my phone.
Susan (can / move / not) into the new house if it (be / not) ready on time.
Susan cannot move into the new house if it isn't ready on time.
If Michael (to get) more pocket money, he (to ask) Doris out for dinner.
If Michael got more pocket money, he would ask Doris out for dinner.
We (come) if we (be) invited.
We would have come if we had been invited.