you look tired yes i_nonA have been working B have worked C had worked D was working选啥,他说这个话的时候是到不到5点那,还有 NON-STOP的意思用法

you look tired yes i_nonA have been working B have worked C had worked D was working选啥,他说这个话的时候是到不到5点那,还有 NON-STOP的意思用法
you look tired yes i_non
A  have been working    B  have worked      C  had worked  D was working选啥,他说这个话的时候是到不到5点那,还有 NON-STOP的意思用法

you look tired yes i_nonA have been working B have worked C had worked D was working选啥,他说这个话的时候是到不到5点那,还有 NON-STOP的意思用法
选A have been working “你看上去很疲劳” “是 啊,我一直在工作,没有停顿.”