1. She doesn’t live in London because she doesn’t know anyone there
=> If …
2. I don’t have a spare ticket. I can’t take you to the concert
=> If I …
3. The schoolchildren sowed some seeds, but they forgot to water them so they didn’t grow.
=> If the children …
4. They don’t understand the problem. They won’t find a solution
=> If they …
5. Carol didn’t answer the phone because she was studying..
=> If Carol …
6. Rita is exhausted today because she didn’t get any sleep last night.
=> If Rita ……
7. He can’t park near his office; that’s why he doesn’t come by car
=> If he …
8. The flats are not clearly numbered, so it is very difficult to find anyone.
=> If the flats ….
9. I don’t know her e-mail address, so I can’t tell you
=> If I ……
10. She works in the evening. She has no time to play with her children
=> If she …
11. He doesn’t see the signal so he doesn’t stop his car
=> If he ……
12. Peter gets bad marks because he doesn’t prepare his lessons well
=> If Peter ……
13. Mary doesn’t have enough money. She can’t buy a new car.
> If Mary……