They ______ so tired if they ______ for a whole day.
A、
wouldn't feel, didn't walk
B、
wouldn't feel, weren't walking
C、
wouldn't be feeling, weren't walking
D、
wouldn't be feeling, hadn't been walking
【正确答案】
D
【答案解析】
句意：如果他们不是走了一整天的路，他们也不会感到那么疲惫。走路是已经过去的事情，并且持续了一天的时间，用过去完成进行时。
提交答案
关闭