Unit 10 Air同步练习
一、根据图片和首字母提示拼写单词,使句子完整。
1.---Are there any f________ near your home?
---Yes. The smoke makes the air d________.
2.The air is c________ in the park. There are trees e________.
3.Air keeps us a________. It is very important to us.
4.I want to p________ a tree in my garden. Trees make the air clean and f________.
5.Look! There is a fire. Black s________ is coming out.
6.A________ keeps the balloon high in the sky.
二、读一读,选择合适的单词填空完成句子。
keep make live alive clean smoke plant
(1)That bad news(消息) ___________ Danny sad.
(2)The city is our home. Please ___________ it clean.
(3)Doing exercise ___________ us healthy and strong.
(4)Jason ___________ in Sydney. He goes to the beach at Christmas Day.
(5)What can we do to keep this little dog ___________?
(6)Don’t ___________ here. The ___________ in the room is bad to our health.
(7)There are many ___________ in the garden. Look, a gardener(园丁)is ___________ an apple tree.
(8)What a mess! Let’s ___________ the room together. It will look ___________ and tidy.
三、读一读,根据图片提示写出正确的答案。
A.a parachute(降落伞)
B.a sailing boat
C.a hot-air ballon
D.a kite
( )(1)It is round and colourful. It goes up slowly to the sky when there is heat. What is it? It is _________________.
( )(2)It comes down slowly from the sky. A large piece(张,块,个) of cloth(布) keeps the air in. Air keeps it from falling quickly. What is it? It is _________________.
( )(3)It goes up in the air when there is wind. It comes down when there is no wind.Children like to play with it. What is it? It is _________________.
( )(4)It moves on water. Air pushes(推动)it to go. It goes quickly when the wind is strong. It cannot go when there is no wind.What is it? It is _________________.
参考答案:
一、
1.factories, dirty
2.clean, everywhere
3.alive
4.plant, fresh
5.smoke
6.Air
二、
(1)makes
(2)keep
(3)keeps/makes
(4)lives
(5)alive
(6)smoke, smoke
(7)plants, planting
(8)clean, clean
三、
(1)a hot-air balloon
(2)a parachute
(3)a kite
(4)a sailing boat