问题
选择题
It's said that they ________ a better life ever since they moved to the US.
A．had enjoyed
B．have been enjoying
C．were enjoying
D．would enjoy
答案
答案：B
B 考察动词时态。句义：据说，他们自从搬到美国后一直过着更好的生活。根据句义可知，此处表示动作从过去某一时间开始，一直延续到现在，可能还要继续下去。故应该使用现在完成进行时。故B正确。