If water becomes increasingly scarce in decades ________，water shortage will be
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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 |
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答案
| C |
解析
| 考查动词不定式作定语。动词不定式通常用来表示未发生的动作，本句是一个if引导的条件句，是对将来的一种假设，故应用不定式。in decades to come意为“在将来的几十年”。 |
举一反三
—The last one ________ pays the meal.
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