2,when you ask me for the car,i will lend it to you

unless you ask me for the car, I won't lend it to you

3,don't go out in the rain because you will get wet

if you went out in the ran, you would get wet

4,walk faster or you will miss the bus

if you don't walk faster, you will miss the bus

5,i won't enjoy the film if you aren't with me

unless you are with me, i won't enjoy the film

6,you must leave home early or you will miss the flight

if you must not leave home early, you will miss the flight

7,john will pass the driving exam if he isn't nervous

unless John is nervous, he will pass the driving exam

8,they will go on holiday if they have time

unless they have time, they will not go on holiday

9,you have to get up early or you will be late for school

if you don't have to get up early, you will be late for school

10,he will take a taxi if it rains

unless it rains, he will not take a taxi