According to the latest report of New Science magazine, the earth’s temperature will rise by 4℃ by the end of this century.

---Is that true? If it happens, most of the land would be turned into desert ______ some other areas would be submerged(淹没) by sea.



（1.0分）1.0 分
A、
while



B、
when



C、
but

D、
to