the temperature of Hanoi today is ...
29 degree celsius
3Rs stand for ...
reuse, recycle and reduce
The electric wire is made of
Cooper and rubber
The balloon is made of ...
rubber
The table is made of ...
rock
The bag is made of
plastic
we should use ... during day-time
natural light
we should ... electrical devices when not in use
unplug
we use ... to cook rice
cooker
we use ... to keep the food fresh
fridge
We use ... to wash the clothes
washing machine
