Question

The aging population _____ each day .There must be some kind of interesting activity for the old.

A．has grown

B．grew

C．will grow

D．is growing

Answer 1

D

试题分析：句意：老龄化人口每天都在增长。必须有某种有趣的老年人的活动。因为是现阶段正在发生的事情，用现在进行时，所以选D。