Unit4语法填空人教版高中英语必修三（含答案）
1 .We often think of future.We often wonder 1 the world will be like in a hundred years’ time.Think 2 space.Perhaps apermanent station on the moon will have 3 (set) up.Perhaps people will be able to visitthe moon as 4 (visit)．Cheap rockets for space travel will have been developed, 5 (permit) long journeys through the solar system.When that time 6 (come)，people will be taking holidays in space and visiting 7 planets.Great progress will have been made in medicine，too. 8 (pollute) will have been controlled in a hundred years’ time.
2021-06-24
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