题文
Scientists have many theories about how the universe ________ into being.
| A.came |
| B.was coming |
| C.had come |
| D.would come |
推荐试卷
Scientists have many theories about how the universe ________ into being.
| A.came |
| B.was coming |
| C.had come |
| D.would come |
试题篮
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