Superstitions Using First Conditional by Learn English With Beats (YouTube)
If you (1)__________ a mirror, you (2)________ have 7 years' bad luck, but you will have (3)________ (4)________ if you carry a lucky rabbit's foot.
If you see a magpie, and it's all on its own, you (5)________ salute the magpie - you (6)________ have bad luck if you don't.
If you knock on wood, it will keep all bad (7)________ away. Your wish will not (8)________ true if you (9)____________ it on your birthday.
If you open an umbrella and you're still inside, bad (10)________ will rain down on you so please don't even try.
If you see a magpie, and it's all on its own, you (5)________ salute the magpie - you (6)________ have bad luck if you don't.
If you knock on wood, it will keep all bad (7)________ away. Your wish will not (8)________ true if you (9)____________ it on your birthday.
If you open an umbrella and you're still inside, bad (10)________ will rain down on you so please don't even try.
Answers:
(1) smash(2) will(3) good(4) luck(5) must(6) will(7) luck(8) come(9) reveal(10) luck