You should spend more time ______ the lessons.[ ]

When I was at school, I _____ up very late, reading storybooks

______, how long does it take you to fly to Xi’an from Nanjing — About 2 hours.

Mike, it’s getting cold. _________ take a jacket with you—All right, Mum.

so much work to do, I don’t think I cantake it any more.—______. Things will get better.