单项选择题 In the present economic （） we can make even greater progress than previously.

单项选择题As a developing country, we must keep （） with the rapid development of the world economy.

A．move
B．step
C．speed
D．pace

单项选择题During the famine, many people were （） to going without food for days.

A．sunk
B．reduced
C．forced
D．declined