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Our World 4. UNIT 6 Review

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  • What is it?
    a squid
  • stand/under/dont/the/tree
    dont stand under the tree
  • I ___ help with the housework. I do the washing up every day.
    have to / must
  • 2. It is an area different from the areas around it. It has different characteristics or people use it for different purposes. What is it?
    C. a layer
    A. a zone
    B. a creature
  • What is the deepest and the darkest layer of the sea called?
    the midnight zone
  • This is a...
    shark
  • motorcycle/he/a helmet/riding/wear/must/when
    He must wear a helmet when riding motorcycle.
  • We ____ put our bottles in a recycling bin.
    must / have to
  • What is it?
    a shark
  • stand/under/dont/the/tree
    dont stand under the tree
  • walk/dont/grass/on/the
    dont walk on the grass
  • ?
    resources
  • Light from the sun Source of life for Earth and its living things
    sunlight
  • 8. After waking up, he opened the window to let the morning _____in.
    sunlight
    moonlight
    midnight
  • The whale lives in the ...................................... zone.
    sunlight
  • How many arms has an octopus got?
    An octopus has got 8 arms.
  • An invertebrate that swims in the water and has tentacles; its legs are not like an octopus though
    a squid
  • 7. If overfishing continues, all the sea creatures in this area will _____.
    disappear
    pollute
    spill
  • What is it?
    a whale
  • have to/coffee/you/for/dont/you/pay/your
    You dont have to pay for your coffee
  • Compare the pictures
    ...
  • ___ shout! It's a church.
    Don't
  • motorcycle/he/a helmet/riding/wear/must/when
    He must wear a helmet when riding motorcycle.
  • We ___ pick up our rubbish before we go home.
    must / have to
  • This is ............................. . When people throw rubbish into the water, it is ....................
    pollution
  • What are they?
    sea sponges
  • An animal that swims in the water and is highly intelligent
    dolphin
  • The ........................................ looks like a plant, but it is an animal.
    sea sponge
  • This animal is very clever and it looks like smiling.
    a dolphin
  • Means 12 o’clock at night; the time of day that is the darkest
    midnight
  • 9. Don’t throw trash into the river. It will cause _____.
    overfishing
    oil spill
    pollution
  • How many arms has a squid got?
    A squid has got 10 arms.
  • Compare the pictures
    ...
  • Part of something that is on top of each other.
    a layer
  • The sea sponges live in the .......................... zone.
    twilight
  • The sea has got different layers. These layers are called ........................
    zones
  • ____ run around here.
    Don't
  • go/we/meeting/to/must/the
    We must go to the meeting.
  • This is an...
    octopus
  • ?
    sunlight
  • What is it?
    a fish
  • cant/wear/they/office/in the/sneakers
    They cant wear sneakers in the office.
  • bring/cant/you/library/the/food/into
    you cant bring food into the library
  • The biggest sea creature
    a whale
  • Sea creature like a tortoise, but can swim fast and have flatter shell
    a turtle
  • 4. It is the process of making air, water or soil dirty. It is bad for human, animals and plants. What is it?
    A. Pollution
    B. Overfishing
    C. Oil spill
  • The shark lives in the .................................... zone.
    sunlight
  • go/we/meeting/to/must/the
    We must go to the meeting.
  • ?
    creature
  • You ____ throw rubbish into the sea. Rubbish hurts fish.
    can't
  • In this layer of the water there is no sunlight.
    the midnight zone
  • ___ walk on grass.
    Don't
  • In this layer of the water, sunlight goes down to about 200 metres.
    the sunlight zone
  • The turtle lives in the ....................................... zone.
    sunlight
  • This is library. You ___ be quiet!
    have to / must
  • cant/wear/they/office/in the/sneakers
    They cant wear sneakers in the office.
  • This is a...
    dolphin
  • This is the largest animal in the world.
    the blue whale
  • This is a...
    sea sponge
  • smoke/dont/bad/your/its/health/for
    dont smoke its bad for your health
  • walk/dont/grass/on/the
    dont walk on the grass
  • You/quiet/in/be/library/the/must
    you must be quiet in the library
  • cant/loudly/speak/in the/you/hospital
    you cant speak loudly in the hospital
  • In this layer of the water there isn't much sunlight.
    the twilight zone
  • This is a...
    squid
  • If we don't stop pollution, the resources will ..............................
    disappear
  • 15. What ___ we ___ before lunch?
    C. must/ to do
    B. have to/ do
    A. must/ do
  • ?
    pollution
  • We ___ keep our school clean. It is important for the school to look nice.
    have to / must
  • This animal lives in the sea, but lays its eggs on the beach.
    turtle
  • What is it?
    a turtle
  • Dirty substances that harm the Earth
    pollution
  • Compare the pictures
    ...
  • Sea animals that live at the bottom of the sea; they have pores (like holes) that allow water to pass through them
    sea sponges
  • 10. Most sea creatures live in the top _____ of the water, the sunlit zone.
    zone
    time
    layer
  • You ___ fish here. The waves are dangerous.
    can't
  • bring/cant/you/library/the/food/into
    you cant bring food into the library
  • 3. It is a very large sea creature. It breathes air through a hole at the tops of its head. What is it?
    C. a creature
    B. a shark
    A. a whale
  • What is it?
    a dolphin
  • 18. James and Liz ___ some food and drinks.
    B. has to buy
    A. doesn’t buy
    C. have to buy
  • The octopus lives in the ............................... zone.
    twilight
  • What is it?
    an octopus
  • The animals that live in the sea are called ..................................................
    sea creatures
  • This sea creature lives in the sunlight zone. It has got different types. Some of them are big and scary, some of them are cute and small.
    the shark
  • The dolphin lives in the .................................. zone.
    sunlight
  • ?
    twilight
  • ?
    disappear
  • 11. Water is our most precious natural _________________.
    oil
    resource
    plastic
  • This is a...
    turtle
  • We ___ leave food on the beach.
    can't
  • 12. Farmers use fertilizer for plants. When it rains, these fertilizers can go to the rivers and __________________.
    hills
    mountains
    oceans
  • cant/loudly/speak/in the/you/hospital
    you cant speak loudly in the hospital
  • Water is the most important ............................. for people and animals.
    resource
  • ___ take photos here
    Don't
  • You ____ use your mobile phone in here.
    can't
  • 20. Complete the spelling: non-b_ _ _ _g _ _ _a _ _ _.
    Not correct
    Correct
  • smoke/dont/bad/your/its/health/for
    dont smoke its bad for your health
  • Compare the pictures
    ...
  • ___ feed the animals, please.
    Don't
  • 5. It is a living thing which can move around. It can be big or small. What is it?
    C. a whale
    A. a creature
    B. a shark
  • What is the top layer of the water called?
    the sunlight zone
  • This is a...
    whale
  • ?
    midnight
  • You/quiet/in/be/library/the/must
    you must be quiet in the library
  • Sea creature that has nice sense of smell. It has got sharp teeth.
    a shark
  • You ____ swim at this beach.
    can't
  • ?
    layer
  • talk/exam/you/cant/during/the
    you cant talk during the exam.
  • Some amazing creatures live in this deepest and the most mysterious part of the sea.
    the midnight zone
  • A living thing, usually people think of it as an animal
    a creature
  • talk/exam/you/cant/during/the
    you cant talk during the exam.
  • have to/coffee/you/for/dont/you/pay/your
    You dont have to pay for your coffee
  • Supply such as water, sunlight which available from the nature
    resource
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