Question

China ________ rapid economic development and political stability over the past three decades, but with them ________ some social problems.

A．has seen; has come	B．had seen; are coming
C．saw; will come	D．has seen; have come

Answer 1

D

考查时态。over the past three decades表明句子用现在完成时，some social problems作主语，谓语动词用复数，所以选D。