Ответ:
1.I have a good idea.
2.That’s a interesting job!
3.They have found a gold in that old mine.
4.Do the Smiths have a yellow van?
5.Look! He’s having some sandwiches.
6.He always likes some piece of chocolate.
7.I have a homework to do for tomorrow.
8.There’s a nice girl in the red car.
9.Would you like a milk with your cookies?
10.How about an grapes?