IF, UNLESS, or WHEN?

It won't work ... you plug it in.
1. if
2. unless
3. when
It won't work ... you don't plug it in.
1. if
2. unless
3. when
You may leave now ... you've finished the exam.
1. if
2. unless
3. when
I'll go to Britain this summer ... I can.
1. if
2. unless
3. when
... something decisive is done, desertification in the Sahel will go on.
1. If
2. Unless
3. When
I'll buy this coat ... you give me a 25-percent discount.
1. if
2. unless
3. When
I won't buy this coat ... you give me a 25-percent discount.
1. if
2. unless
3. When
... CO2 emissions aren't drastically reduced, global warming will continue.
1. If
2. Unless
3. When
... CO2 emissions are drastically reduced, global warming will continue.
1. If
2. Unless
3. When
... you study hard and pay attention, you'll pass all your exams.
1. if
2. unless
3. when
... you study hard and pay attention, you won't pass all your exams.
1. If
2. Unless
3. When
... I finish school, I'll do a year as a volunteer with the Red Cross in Africa.
1. If
2. Unless
3. When
I may study medicine ... I finish school.
1. if
2. unless
3. when
... my marks are good enough, I may study medicine when I finish school.
1. If
2. Unless
3. When
... my marks aren't good enough, I will study medicine when I finish school.
1. If
2. Unless
3. When
... there are enough of us, the government will have to listen.
1. If
2. Unless
3. When
... this petition gets a certain number of supporters -signatures, that is, Parliament will be forced to deal with it.
1. If
2. Unless
3. When
... this petition gets a certain number of supporters -signatures, that is, Parliament will be able to ignore it.
1. If
2. Unless
3. When
The trade in blood diamonds will go on ... strong control mechanisms are put in place.
1. if
2. unless
3. when
I'll have a shower ... we arrive -I feel filthy!
1. if
2. unless
3. when
Never forget to switch off your computer screen by hand -... you don't do it, it'll go on consuming electricity.
1. if
2. unless
3. when
What will you do ... you finish school?
1. if
2. unless
3. when
What will you do ... you fail maths?
1. if
2. unless
3. when
What can we do ... we want to stop international trade in small arms?
1. if
2. unless
3. when
We may achieve a ban against animal testing in cosmetics ... we fight hard enough.
1. if
2. unless
3. when
We won't achieve a ban against animal testing in cosmetics ... we fight real hard.
1. if
2. unless
3. when
... you want to boycott animal testing, look for the relevant label on your cosmetics' packaging.
1. if
2. unless
3. when
Things will get really tough ... we don't get a grip on our carbon emissions.
1. if
2. unless
3. when
Things will get really tough ... we get a grip on our carbon emissions.
1. if
2. unless
3. when
Biodiversity in the area will take a severe blow ... the dam is built.
1. if
2. unless
3. when
... we change our way of life, modern civilization is going to go down in Earth history as some sort of mass extinction event.
1. if
2. unless
3. when
Take into account that ... you buy those shoes, you'll support child labour and other human rights violations.
1. if
2. unless
3. when
I won't buy any of that company's products ... they close down their sweatshops first.
1. if
2. unless
3. when
We can go ... you're ready.
1. if
2. unless
3. when
... we go on at the present rhythm, the world's oil reserves will run out before our children grow up.
1. If
2. Unless
3. When
... we enter into reason, the world's oil reserves will run out before our children grow up.
1. If
2. Unless
3. When
... we don't stop throwing stuff away any old how, things like the Great Pacific Garbage Patch will grow even bigger.
1. If
2. Unless
3. When
... we stop throwing stuff away any old how, things like the Great Pacific Garbage Patch will grow even bigger.
1. If
2. Unless
3. When
Governments and companies won't get away with human rights violations ... we let them.
1. if
2. unless
3. when
Governments and companies will get away with human rights violations ... we let them.
1. if
2. unless
3. when

IF, UNLESS, or WHEN?

Choose the right answer.