for how long do you do it?

for how long do you do it? How long do you suppose it is since he left for Europe?— No How important do you think it is for businesses to have long How often do you do it?和How long do you do it each time?求翻译及 How long will you do another job for how long do you here How long will it ___ you do the job? how long do you think it is _____he arrived here? how long do it take you 后面跟什么 How long do you play it each time什么意思 为什么是How long do you think it will be ... how long does it take you to do the work同义句 how long --- you