About 20 million people in the world have no enough safe drinking water.
So we should ______ how to deal with the problems of water.( )
A.put onB.look after
C.think aboutD.get on with
I think the environment is terrible these years.
Yes, it will be even worse the government takes action it.( )
until; protect
unless; to protect
if; protecting
This year is the 49th Earth Day and I think we should people not to too many trees.( )
call on; cut down
call at; cut up
call in; cut off
You throw it away. It can .( )
needn't; recycle
needn't; be recycled
don' t need; be recycled
We are about the news that Beijing will hold the Winter Olympics in 2022.( )
excited; exciting
exciting; excited
excited; excite
I'd like to know for the picnic.
I'm not sure. Maybe she has bought some drinks and snacks.( )
A.why did she buy so little food
B.what she has prepared
C.when is she leaving