朋友问你早上有什么课，他可以说：
A. We have Chinese and PE.
B. I like Art.
C. What lessons do you have in the morning.
别人问你星期几，你可以说：
A.It’s Sunday.
B.What day is it today?
C.It’s today.
你告诉朋友周六没有课，你可以说：
A. We don’t have any lessons at Saturday.
B. We don’t have any lessons on Saturday.
C. We don’t have some lessons on Saturday.
老师问你什么时候起床，你可以说：
A. I get up at six.
B. I go to school at seven.
C. I have lunch at twelve.
想问别人今天星期几，你可以说：
A. What day is it today?
B. What subjects do you like?
C. What lessons do you have?
和点
分别是抛物线
的顶点和焦点,点
为抛物线上的任意一点,则
的取值范围为 （ *** ）
