2. 外语
  3. From (such data) Wegener developed his floating continents theory. He envisioned an original super continent that crystallized (

From (such data) Wegener developed his floating continents theory. He envisioned an original super continent that crystallized (

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问题 From (such data) Wegener developed his floating continents theory. He envisioned an original super continent that crystallized (of) molten material (making up) the infant earth, eventually the mass (cracked) and broke into several pieces-the present c
选项 A、such data
B、of
C、making up
D、cracked
答案B
解析 of应该去掉
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