Cross the road carefully, _________ you’ll keep yourself safe.
-- When did you borrow the book?-- I it for 2 weeks.
I can’t tell the time because my watch last night.
-- Jack, I haven’t seen your sister for a long time.-- She Shanghai on business for two months.
--Alice, would you mind not playing the guitar? I on the phone.--Oh, sorry, mom.
There was a rain last night. Now it is still raining .