7．
语法填空。 It's half past five．In London，the Greens and their children are at home．They are busy doing things.Mrs.Green is in the kitchen．She (cook)dinner．Mr．Green is in his room．He (call)his friend in Beijing，China．Emma，their first daughter,(practice)the piano in her room．She(play)it every Monday and Wednesday．Betty is also in Emma's room．She(sing)．Their brother John isn't with them．He(draw)a picture of his dog in his room．He(like) drawing very much.
