—How long________you________?—For about two years.
Could you please tell me____________? ( )
A.where are you from
B.how can I get there
C.what's the matter with you
D.where does he live
If the temperature is below 0oC, water will turn into __________ in the open air.( )
A.iceB.steamC.fogD.rain
﹣﹣______ fine weather it is! Let's go for a walk.
﹣﹣Sounds like a great idea.( )
A.WhatB.HowC.What aD.How a
In summer, food will go bad quickly ________ we put it into a fridge.( )
A.ifB.unlessC.as soon asD.while
The Nile is one of the _________ rivers in the world.( )
A.longB.longer
C.longestD.most longest