Question

His grandfather and grandmother _____Chongqing for 40 years. They like living there.

A．have been in	B．have been to
C．have gone to	D．have moved to

Answer 1

A

本题意思是他的爷爷奶奶已经在重庆呆了四十年，谓语动词应是持续性动词，从时间状语来看，本题为现在完成时态，所以选A。