he starts at 9 o'clock.变一般疑问句和变否定句

he starts at 9 o'clock.变一般疑问句和变否定句 School starts at nine o'clock变一般疑问句 I get up 6 o' clock Eveyday(变否定句和一般疑问句） He likes music at home.变否定句和一般疑问句 I have to get up at 6 o,clock everymorning.变否定句疑问一般疑问 怎样把He arrived at two o'clock 变否定句? he usually gets up at 17o'clock.变否定句 school begins at nine o'clock变否定句 变否定句和一般疑问句  I get up at seven o' clock.改为一般疑问句和否定句.(疑问句要回答) They have dinner at 10'clock.变否定句,一般疑问句,特殊疑问句.要正确率高的, School starts at eight o'clock改一般疑问句