用am,is,are填空:
(1)Where you from ?Ifrom China .
(2)Where he from ? Hefrom England .
(3)What your mother ? She a teacher .
(4)INumber One .
(5)She in Class One , Grade Two .
(6)Wegood friends .
(7)It a pear .
(8)you sure ?
(9)ten and ten twenty ?
(10)it green or red ?