1. It's Khalid's birthday.
2. Why are you angry?
3. When did you lose it?
4. What did you want to get?
5. I've just bought him a plane.
6. What's that on the desk?
b. I haven't forgotten.
d. I've lost my wallet.
a. I've no idea. Yesterday...
f. A model plane, of course.
e. I can't get him anything now.
c. Fantastic! I lost it here.