—Does he know how to work out the problem?---Yes, he has ___ a good idea to solve it. ----Yes, he has ___ a good idea to solve it.
We all write ___ ,even when there is not too much to say.
I’m not going to say sorry to him, ___ I won't today.
They considered ___ a computer, which was considered ___ a great help in their work.
You ___ go to the shop.There are quite a few eggs in the fridge.
The hotel manager arranged ___ my luggage to my room.