_____ofwatermakesDeathValleyadesert,butitisbynomeansdevoid.
A、LackingAsurveywascarriedoutonthedeathrateofthosewhowereinfectedbySARS,________weresurprising.
Itisnolongeraproblem_______thepoorchildreninthisdistrictcangotoschool.
Whendoyouthink______startthenewattack?
On hearing a great noise, Mike looked forward through the window _____ what happened outside the room.
______ which way to take, the little boy behaved like a real gentleman who comforted his sister from time to time.
