Sometimes it often rains _____ in my hometown in summer.
---Lucy, what were you doing at nine last night?---I ___________ the piano. I usually practice the piano at that time.
---Did you talk back to your mother when you were a child?---Yes. But now I realize I was wrong. I really regret ___________that silly thing to my mum.
---We ordered beef noodles, but ___________ any beef in the noodles.---Put on your glasses and you can see the beef.
---You come to school early every day. __________ is it from your home to school?---It’s only about one kilometer.
---Did you catch the first subway this morning?---No, I didn’t. It had started moving __________ I could get on it.