题目内容
The earth could be younger and took more than three times longer to form than _______ thought, according to a new study.
| A.favorably | B.deliberately | C.practically | D.previously |
D
按新研究,地球比以前认为可能更年轻,形成多花了三倍多时间。A支持地有利地B有意地C实用实践地D先前地。
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