— Has Jack finished his homework yet?
— Has Jack finished his homework yet?
18.Has Jack finished his homework yet?
Has Jack finished his homework yet?
---Has Jack finished his homework yet?
Has Jack finished his homework yet?I've no idea,
The has finished his homework yet改错
--has jack finished his homework yet?--i've no idea,but he__
Jack has just finished his homework?
jack has already finished his homework .否定句 jack------------
He has finished his homework yet挑错并改正
—Has Tommy finished his homework yet?—I have no idea; he ---
— Has Sam finished his homework today?