—Tom must be at home because the light in his house is on. —He ____ be at home, because I saw him playing basketball on the playground. A. can B. mustn’t C. can’t
________all the cities, Yangzhou is __________to live in.
---What did you do last night? ---I didn’t play the piano, _______, I watched a film with my parents.
---When something _______me, I always go to my parents for help. ---Me too, parents are always behind us.
---I can’t find my scissors , can you help me buy______? ---Ok
--- Could you help me ______a shelf on the wall? ---No problem