高中英語(yǔ)unit4astronomythescienceofthestarsperiod4語(yǔ)法課件新人教版必修3-展示頁(yè)
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【正文】 t immediately obvious that water was to be fundamental to the development of life. 4. whether life will continue on the earth for millions of years to e will depend on whether this problem can be solved. 慧眼閃閃 1. What it was to bee was uncertain until between and billion years ago when the dust settled into a solid globe. 2. What is even more important is that as the earth cooled down, water began to appear on its surface. 3. It was not immediately obvious that water was to be fundamental to the development of life. 4. whether life will continue on the earth for millions of years to e will depend on whether this problem can be solved. 1. To master the basic usage of noun clauses as subject.
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