Ответ:

1 anxious - calm
2 grumpy - cheerful, confident
3 impatient - patient, calm
4 insensitive - sensible, sensitive
5 lazy - active, talented
6 shy - helpful, sociable
7 silly - sensible, sensitive
8 unambitious - ambitious, inspiring
9 unhelpful - helpful, sociable
10 uninspiring - ambitious, inspiring
11 unsociable - cheerful, confident
12 untalented - active, talented