一、词义配对.

一、词义配对.
( )1.a pipe
( )2.to pour
( )3.a plant
( )4.to pump
( )5.to freeze
( )6.a stream
( )7.a tap
( )8.to waste
A.This ia a building that contains machines (e.g.,machines for cleaning water)
B.This means to use more than you should
C.You use this to turn water on or off
D.Water flows through this to reach your home
E.This means to push water (or air)by machine
F.This means to stop moving because you are very surprised or frightened
G.Water flows quickly
H.This is a small river;you often see one flowing down mountains.
二、选词填空
be covered by ； look around ； clean up ； in the first place ； turn off ； remember not to ；
1.__________leave the room without locking the door.
2.The road ___________ snow,so it is really hard to walk on.
3.Look at this!You didn't even __________ the light when you left.
4.What a mess!__________ your bed before you go to school!
5.We decided to go to Hainan in the summer vacation _________.But finally we changed our mind.
6.The boy heard the strange sound and _________.But he found no one in sight.