单选题According to the passage, the algae ______.A may not carry on photosynthesis aloneB supply food to the fungiC can’t live separatelyD aren’t recognizable as a species
题目
单选题
According to the passage, the algae ______.
A
may not carry on photosynthesis alone
B
supply food to the fungi
C
can’t live separately
D
aren’t recognizable as a species