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Exercise "Zero conditional with Unless", created by necroboynonoss (a free exercise to learn English):
Results of the 2 340 people who have taken this test:
Average mark: 59.5 / 100 Share
Latest member with a 100/100 (perfect mark): show2009 / IVORY COAST, on Wednesday 09 June - 08:51:
"Merci beaucoup ! "
They got a perfect mark
Stats (2340 candidates)
Question 1 passed: 75.5 %
Unless you * (to throw) water on it, this campfire lasts long.
Question 2 passed: 55.2 %
You don't open this door unless the postman * (to give) you gold bars.
Question 3 passed: 48.9 %
Jessica * (not / to create) video games unless she is in front of a computer.
Question 4 passed: 54.2 %
We * (not / appreciate) the landscape unless the sun rises.
Question 5 passed: 49.7 %
Sandra * (not / to sing) unless she is with her friends.
Question 6 passed: 58.4 %
We breathe naturally unless we * (to be) under water.
Question 7 passed: 55 %
Peter does his homework quickly unless he * (to have) health problems.
Question 8 passed: 52.4 %
You * (not / to enter) this grotto unless you know the three magic words.
Question 9 passed: 63.5 %
Unless I * (to call) him on the phone, he never leaves me alone.
Question 10 passed: 61.7 %
Unless I * (to eat) like a horse, I take to swim like a duck to water.
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