1. You can borrow my car (unless/as long as) you promise not to drive too fast.You can borrow my car as long as you promise not to drive too fast.
2. I'm playing tennis tomorrow (unless/providing) it rains. I'm playing tennis tomorrow unless it rains.
3. I'm playing tennis tomorrow (unless/providing) it doesn't rain.I'm playing tennis tomorrow providing it doesn't rain.
4. I don't mind if you come home late (unless/as long as) you come in quietly. I don't mind if you come home late as long as you come in quietly.
5. I'm going now (unless/provided) you want me to stay. I'm going now unless you want me to stay.
6. I don't watch TV (unless/as long as) I've got nothing else to do.I don't watch TV unless I've got nothing else to do.
7. Children are allowed to use the swimming pool (unless/provided) they are with an adult. Children are allowed to use the swimming pool provided they are with an adult.
8. (Unless/Provided) they are with an adult, children are not allowed to use the swimming pool Unless they are with an adult, children are not allowed to use the swimming pool.
9. We can sit here in the corner (unless/as long as) you'd rather sit over there by the window. We can sit here in the corner unless you'd rather sit over there by the window.
10. You won't pass the exam (unless - as long as) you try a bit harder.You won't pass the exam unless you try a bit harder.