请教天山7-Q39。天山7-Q28，急啊

 天山7-Q39:
Plants are more efficient at acquiring carbon than are fungi, in the form of carbon dioxide,
and converting it to energy-rich sugars.
A. Plants are more efficient at acquiring carbon than are fungi
B. Plants are more efficient at acquiring carbon than fungi
C. Plants are more efficient than fungi at acquiring carbon
D. Plants, more efficient than fungi at acquiring carbon
E. Plants acquire carbon more efficiently than fungi

天山7-Q28:
Many of the earliest known images of Hindu deities in India date from the time of the
Kushan empire, fashioned either from the spotted sandstone of Mathura or Gandharan
grey schist.
A. empire, fashioned either from the spotted sandstone of Mathura or
B. empire, fashioned from either the spotted sandstone of Mathura or from
C. empire, either fashioned from the spotted sandstone of Mathura or
D. empire and either fashioned from the spotted sandstone of Mathura or from
E. empire and were fashioned either from the spotted sandstone of Mathura or from

两个都不太理解阿