---What is the boy doing?---He _____________ happily.A swims B swam C has swum D is swimming
Your classroom is so dirty. Everyone should keep it ______.
– What else do you want? -- ________ else. I think I have got everything ready.
My grandma didn’t go to sleep ______ I got back home.
--Would you mind watering the flowers for me? --______. I have to go to the post office.
My aunt forgot _______.