Điền dạng đúng của mỗi từ vào chỗ trống

 1. This ( be) ....................... my brother . He ( sing)  .............. very wall
2. They usually ( ride) .................... theri  biker to the park
3 . .................you ( have) ...... Maths today
4.Where........she ( wack) ................
5. Miss Lan ( not be )................ my teacher . She ( be) ................. Hoa's teacher
6. How many dogs ( be ) .................... in this cage