1.She exercises three to six times a week(一般疑问句)
___ she_____three to six times a week
2.I watch (three hours of TV) every day(对括号部分提问）
＿＿ ＿＿ TV do you watch every day
3.She sleeps for ten hours every night(改为否定句）
She ____ ____for ten hours every night
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