___(be).from? ___...___(come) from?1.___polar bears 2.___( come)from the Arctic?yes,3.___ 4.___5.___(be)the tiger from Asia? Yes,6.___ 7.___

问题描述:

___(be).from? ___...___(come) from?
1.___polar bears 2.___( come)from the Arctic?
yes,3.___ 4.___
5.___(be)the tiger from Asia? Yes,6.___ 7.___

1.Do,
2.come
3.they
4.do
5.Is
6.it
7.is