2. 外语
  3. (The element) potassium (makes up) (less) than one half (percentage) of the human body.

(The element) potassium (makes up) (less) than one half (percentage) of the human body.

admin2005-01-30  40
问题 (The element) potassium (makes up) (less) than one half (percentage) of the human body.
选项 A、The element
B、makes up
C、less
D、percentage
答案D
解析
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