单项选择题

Which of the following statements can be inferred from the passage

A．People are still searching for better solutions to the traffic problem.
B．Smart-highway technology is the ultimate solution to traffic gridlock.
C．High-tech approach can solve traffic gridlock entirely.
D．The traffic problems will be solved completely in the next 20 years.

<上一题目录下一题>

热门试题

单项选择题

According to Larson, to redress the traffic problem ______.

A．car pooling must be studied
B．rapid mass transit systems must be introduced
C．flexible work hours must be experimented
D．overall strategies must be coordinated

单项选择题

Inductive and deductive methods used in daily life and in science field are ______.