22. Plantsare more efficient at acquiring carbon than are fungi, in the form of carbon dioxide, andconverting it to energy-rich sugars. (A) Plants are more efficient at acquiring carbon thanare fungi, (B) Plants are more efficient at acquiring carbon thanfungi, (C) Plants are more efficient than fungi at acquiringcarbon, (D) Plants, more efficient than fungi at acquiringcarbon, (E) Plants acquire carbon more efficiently than fungi, 请问这道题中“converting it to energy-rich sugars”前面是省略了at吗? |