— You look tired.— Yes. I ___ non-stop until 8 o’clock this morning.A．had workedB．workC．have workedD

题目简介

— You look tired.
— Yes. I ___ non-stop until 8 o’clock this morning.

A．had worked

B．work

C．have worked

D．was working

题型：单选题难度：偏易来源：不详

考查时态.句意:你看起来很累.——是的。我一直不停的工作到今天早上八点钟。可知句子描述的是过去发生已经完成的动作，故用过去完成时态。选A。