10. Match the beginning of each sentence with the correct ending. Then complete the sentences using if, provided, supposing, in case, or unless.
For example: You can borrow the car provided you fill it with petrol
Beginnings
Endings
1) you/borrow/the car
a) the ice/melt
2) you/travel/anywhere
b) you fill it/petrol
3) you/not do as you are told
c) you/not get a treat
4) give/phone number
d)buy/new house
5) I/not help you with your homework
e) need to/call back
6) I/cook the dinner
1) you want a refund
7) I won the lottery
g) you wash up
8) temperature rise
h)in the world/to go/where
9) ask for receipt
i) you promise to concentrate
10) earn enough
j) spend money for