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Deductive Logic

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  • All flowers need sunlight to grow. A rose is a flower. Does a rose need sunlight to grow?
    Not enough information
    Maybe
    No
    Yes
  • If all flowers need sunlight to grow and roses are flowers, what can we deduce?
    Roses are not flowers
    None of the above
    Roses need sunlight to grow
    Roses don't need sunlight to grow
  • I would take my umbrella if it rained. - Third Conditional
    false
    true
  • What has six legs, two heads, four ears, and two hands, but walks on four feet?
    A horse and rider
  • All squares have four sides. A rectangle has four sides. Is a rectangle a square?
    Maybe
    Not enough information
    Yes
    No
  • If you forget my birthday, I ........... never (speak) to you again.
    will never speak
  • All dogs bark. Fido is a dog. Does Fido bark?
    Maybe
    Yes
    Not enough information
    No
  • How many Easter eggs can you put into an empty basket?
    Only one, because after that the basket is no longer empty
  • By the time we got to the party, all the pizza _______________ (eat).
    had been eaten
  • Playing FIFA is my passion.
    She said that playing FIFA was her passion.
  • If all mammals breathe air and a dolphin is a mammal, what can we deduce?
    Dolphins breathe air
    Dolphins are not mammals
    Noe of the above
    Dolphins don't breathe air
  • What can fill a room but takes up no space?
    Air, darkness, light
  • What can you taste everyday but never eat?
    Toothpaste
  • Technology drives me crazy.
    She said that technology drove her crazy.
  • Koalas are the cutest creatures.
    She said that koalas were the cutest creatures.
  • People eat 40 million hamburgers every day.
    40 million hamburgers are eaten every day.
  • Smoking _______________ (not allow) on planes.
    is not allowed
  • The more you take away, the bigger it gets. What is it?
    Hole
  • All cars have wheels. A bicycle has wheels. Is a bicycle a car?
    Yes
    Maybe
    No
    Not enough information
  • I am making a cake.
    She said she was making a cake.
  • T R H A E - Two words that you can make from these letters?
    Earth, Heart
  • It occurs once in a minute, twice in a moment, but never in an hour.
    Letter M
  • I 've finished my work.
    She said that she had finished her work.
  • If all fruits have seeds and an apple is a fruit, what can we deduce?
    Apples are not fruits
    Apples don't have seeds
    None of the above
    Apples have seeds
  • All animals need water to live. A dog is an animal. Does a dog need water to live?
    Yes
    Maybe
    Not enough information
    No
  • All birds have feathers. A sparrow is a bird. Does a sparrow have feathers?
    Maybe
    Yes
    No
    Not enough information
  • The 2022 Football World Cup _______________ (hold) in Qatar.
    will be held
  • All apples are fruits. Okra is not an apple. Is okra a fruit?
    Yes
    Not enough information
    Maybe
    No
  • When does Friday come before Thursday?
    In a dictionary
  • This tree is very old. It ___________________(plant) in the 19th century.
    was planted
  • I love birdwatching.
    She said that she loved birdwatching.
  • What is the hardest part about skydiving?
    Ground
  • Make a conditional sentence: I feel so tired because I don't sleep well.
    I wouldn't feel so tired if I slept well.
  • The world’s first motorways _______________ (build) in Germany in the 1930s.
    were built
  • I've been a vegetarian for 30 years.
    She said she had been a vegetarian for 30 years.
  • There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing. Why?
    The taxi driver wasn't driving at the time, he was walking.
  • Which footballer's name sounds like an English word which describes this?
    Messi (messy)
  • I miss going to the cinema.
    She said that she missed going to the cinema.
  • We can't identify the writer of the poem
    The writer of the poem can't be identified.
  • I always take my umbrella if it .......... (rain).
    rains
  • You must not waste your money on stupid things.
    Your money must not be wasted on stupid things.
  • They clean the windows every week.
    The windows are cleaned every week.
  • All roses are flowers. A tulip is not a rose. Is a tulip a flower?
    No
    Maybe
    Not enough information
    Yes
  • I will take my umbrella if it rains. - First Conditional.
    false
    true
  • All humans need food to live. A robot does not need food to live. Is a robot a human?
    Maybe
    Yes
    No
    Not enough information
  • Fifty scientists _______________ (take part) in the International Environment project so far.
    have taken part
  • There are 50 horses and 50 kings riding along an old dirt road. They came to a peach tree with 50 peaches. Each took one, yet there were still 49 left. How is this possible?
    Each is the name of one of the kings and he's the only one that took one!
  • Don’t turn round! I think we _______________ (follow)!
    are being followed
  • What is as big as an elephant but weighs nothing?
    Elephant's shadow
  • First Conditional : IF + PRESENT SIMPLE, FUTURE SIMPLE.
    false
    true
  • If I wasn't ill, I .............. (go) to the party.
    would go
  • All trees have leaves. A pine tree is a tree. Does a pine tree have leaves?
    No
    Maybe
    Yes
    Not enough information
  • All cats have tails. A rabbit does not have a tail. Is a rabbit a cat?
    No
    Not enough information
    Yes
    Maybe
  • My son has paid for a day at a spa.
    She said that her son had paid for a day at a spa.
  • I am your father, but you are not my son. Who are you to me?
    My daughter
  • If I was you, I ....................... (go) to the beach.
    would go
  • I am reading a book by Saramago.
    She said she was reading a book by Saramago.
  • All fruits have seeds. An apple is a fruit. Does an apple have seeds?
    No
    Maybe
    Yes
    Not enough information
  • The boy killed the spider.
    The spider was killed (by the boy)
  • Second Conditional: If + subject + past simple, subject + would + base form
    false
    true
  • I would have taken my umbrella if it had rained. - Third Conditional
    false
    true
  • All planets orbit the sun. Earth is a planet. Does Earth orbit the sun?
    Yes
    Maybe
    Not enough information
    No
  • If all planets orbit the sun and Earth is a planet, what can we deduce?
    Earth orbits the sun
    Earth doesn't orbit the sun
    Earth is not a planet
    None of the above
  • If the skirt hadn't been so cheap, I ............. (not buy) it.
    wouldn't have bought
  • I am going to bed.
    She said that she was going to bed.
  • All humans have two legs. A spider has eight legs. Is a spider a human?
    Yes
    Not enough information
    Maybe
    No
  • All dogs have four legs. A table has four legs. Is a table a dog?
    Not enough information
    Yes
    No
    Maybe
  • If I had a million of euros, I ................... (buy) a big house.
    would buy
  • What is orange with a green top and sounds like a parrot?
    Carrot
  • This year is exhausting.
    She said that that year was exhausting./ .... this year is exhausting.
  • I have Sushi delivered once a week.
    She said that she had Sushi delivered once a week.
  • You buy me to eat, but you never eat me. What am I?
    Fork, spoon, knife
  • Third Conditional: If + past perfect, would have + past participle
    false
    true
  • All mammals breathe air. A dolphin is a mammal. Does a dolphin breathe air?
    Yes
    No
    Not enough information
    Maybe
  • Make a conditional sentence: Try this meal. You will like it.
    If you try this meal, you will like it.
  • If you wash the dishes, I .............. (dry) them.
    will dry
  • I am running at full speed.
    She said that she was running at full speed.
  • My grandmother made the cake yesterday.
    The cake was made (by my grandmother) yesterday
  • A guide will take you to your seat.
    You will be taken to your seat by a guide.
  • I am washing my teeth.
    She said that she was washing her teeth.
  • What can you break without hitting or dropping it?
    Promise, heart
  • I want to eat something.
    She said that she wanted to eat something.
  • This photo __________________(take) by my grandfather when I was five.
    was taken
  • If you get back late, I ..................(be) angry.
    will be
  • Mary Shelley wrote the novel Frankenstein.
    The novel Frankenstein was written by Mary Shelley.