помогите с химией, плиз. определите степени окисления атомов в следующих соединениях: а)H2SO3; б) H3PO4; в) H2SiO3.

coplete the dialogue.

Anna.  what time ______________  you _______________ ?

Wayne. I get up at eight o clock.

Anna. what time _______________ you _________________ football?

Wayne. I play football at ten o clock.

Anna. what  ________________ you _________________ for lunch?

Wayne. I eat a sandwich and an apple.

Anna. who _______________ you __________________ at weekends?

Wayne. I meet my frend,Sarah.

Anna. ________________ she ________________ football?

Wayne. yes, she does. she loves football!