Kết hợp các cặp cầu sau, sử dụng "adi + enough + for S.B + to +Vn"

Kết hợp các cặp cầu sau, sử dụng "adi + enough + for S.B + to +Vn":
12. This coat isn't warm. I don't wear it in winter.
13. The weather was fine. We could go camping.
14. Those apples aren't ripe. We can't eat them.
15. This book is long. I can/read it.