youlooktiredyesinon-stopuntil5o'clockAhavebeenworkingBhaveworkedChadworkedDwasworking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

Question

you look tired yes i_non-stop until 5 o'clock
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

Answer 1

选A,现在完成进行时可以表示动作已不再进行,所以已到五点.
non-stop 是固定短语,如：
He is talking non-stop.
I will fly non-stop from Shanghai to Beijing.