一道英语单选If water becomes increasingly scarce in decades ______
一道英语单选
If water becomes increasingly scarce in decades ______,water shortage will become a hot issue all over the world.
A.comingx05B.having comex05C.to comex05D.to be coming
为什么选C
If water becomes increasingly scarce in decades ______,water shortage will become a hot issue all over the world.
A.comingx05B.having comex05C.to comex05D.to be coming
为什么选C
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