Ответ:

Ex. 12  1. heavily  2. well  3. happily  4. casually   5. fast   6. hard

Ex. 13  1. Are you alright?   2/ It was frightening.   3. That's terrible!   4. You had a lucky escape.  5. I'm relieved it's over.

Ex. 11. Объедините два предложения с помощью слов ... )неохота писать)

1. when   2. when  3. when  4. while   5. while

Объяснение: