He always watches TV on weekends.(改为否定句)Tim exercises (four times a week.)（对打括号部分提问）Katrina sleeps (nine) hours every night.（对打括号部分提问）late,he,surfs,at,sometimes,the,night,internet（连词成句）

He always watches TV on weekends.(改为否定句)
Tim exercises (four times a week.)（对打括号部分提问）
Katrina sleeps (nine) hours every night.（对打括号部分提问）
late,he,surfs,at,sometimes,the,night,internet（连词成句）