单选题The sentence “we are at the point in time where the personal computer was in the late’70s” in para. 4 suggests which of the following?A The greatest breakthrough of computer technology was in the late’ 70s.B A great change in renewable energy technolog
题目
单选题
The sentence “we are at the point in time where the personal computer was in the late’70s” in para. 4 suggests which of the following?
A
The greatest breakthrough of computer technology was in the late’ 70s.
B
A great change in renewable energy technology will occur quite soon.
C
The “green power” program and the development of personal computer are of equal significance.
D
Solar energy will replace all other energies in about ten years’ time.