问题
选择题
25．If water becomes increasingly scarce in decades__________，water shortage will become a hot issue all over the world．
A．coming
B．having come
C．to come
D．to be coming
答案
答案：C
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25．If water becomes increasingly scarce in decades__________，water shortage will become a hot issue all over the world．
A．coming
B．having come
C．to come
D．to be coming
答案：C