44．My son didn't come back home．I called him．（合并为一个由until引导的含时间状语从句的复合句）

    ________________________________________________________________

43．He read a storybook last night．（改为过去进行时）

             He __________ _________a storybook last night．

42．She was having lunch at this time yesterday．（对划线部分提问）

          _________ ___________she ___________at this time yesterday?

41．There’re few students in the classroom．（改为反意疑问句）

There are few students in the classroom，______________?

40．Please tell us when _____________（begin）as soon as you have the news．

      39．There __________（be）a football match this evening．

38．Colours can change our moods and make us___________（feel）I happy or sad, energetic or sleepy．

37．We went to the beach and had great fun ___________（play） in the water．

36．My family has a dog ___________（name）White Snow．