In a time of social reform(改革),people’s state of mind tends to keep　　 with the rapid changes of the society.

A、step　　 B、pace　　　 C、progress　　 D、touch

In a time of social reform(改革), people's state of mind tends to keep ________ with the rapid changes of society.

[　　]

In a time of social reform （改革） , people's state of mind tends to keep ________with the rapid changes of society.

1. A.
   step
2. B.
   pace
3. C.
   progress
4. D.
   touch

In a time of social reform （改革） , people's state of mind tends to keep ________with the rapid changes of society.

[　　]