All of us burst into laughter _____ we saw Mr. Bean’s funny appearance.
—I'll ask the teacher about the attributive clause. I'm very puzzled about it. —That's just __________ most of our classmates have doubt.
—Please sit down and have a break. You have been working on this machine nonstop for two hours. —No,thanks. __________.
—Would you mind my coming over and having a look at your new garden? My little son's curious about those roses you grow. —__________. You're welcome.
As he was __________ tired, he couldn't help __________ the housework.
Oh, my God! It's rainy again ! I __________ stay at home __________ go out.