We have to wear a uniform at school.改为否定句

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• 句型转换 1.He often gets up [at 7:00].【对括号部分提问】 2.What's the time?【改为同义句】3.We [have lunch] at twelve o'clock.【对括号部分提问】4.Tom plays sports after school.【改为否定句】5.Jim goes to school at 7:00 every day.【改为一般疑问句】
• we can not find him 改为肯定句i am interested in singing. 改为一般疑问句we have got to call the police. 改为否定句everyone can ride the roller coaster 改为否定句
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• I have to wash the diahes.(改为否定句） We can see these rules in the hospital(对in .提问
• We can't have to wear our uniforms at school.它哪里有错呢
• 把下列句子改为否定句 I have a ping--pong ball We have a basketball They have a new TV
• Do we have to wear a uniform?A.Yes,we have.B.No ,we haven't.C.without ,or D.without ,and
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• 根据谜面猜成语.
• 椭圆x2a2+y2b2=1(a＞b＞0)的两顶点为A（a，0），B（0，b），且左焦点为F，△FAB是以角B为直角的直角三角形，则椭圆的离心率e为（　　） A.3-12 B.1+54 C.5-12 D.3+14