Скажите,что это не так. 1) it is a red pen. 2) it is a big bad. 3) tom can sing. 4) his cat is grey. 5) jill's hen is fat. 6) tom has got ten bees. 7) ann's cat is black. 8) hens can sing. 9) pigs can skip. 10) sam can skip. 11) his pig is slim. 12) tom is ten.

1) It is not (isn't) a red pen.
2) It is not (isn't) a big bag (bed?).
3) Tom can not (can't) sing.
4) His cat is not (isn't) grey.
5) Jill's hen is not (isn't) fat.
6) Tom has not (hasn't) get ten bees.
7)Ann's cat is not (isn't) black.
8) Hens can not (can't) sing.
9) Pigs cannot (can't) skip.
10) Sam can not (can't) skip.
11) His pig is not (isn't) slim.
12) Tom is not (isn't) ten.
в скобках дана краткая форма отрицания. Во втором предложении проверьте последнее слово, явно написали с ошибкой