—What do you think of the book? —It’s ______ a book. It serves as (充当)a really good guide to job hunters.

Some children are too ________ about their food, which is bad for their growth.

Children _____ to difficult situations are better at handling those _____ tasks.

All the candidates present at the conference have contributed to the development of our country, so they are each recognized specialists in their _________fields.

It is __________ to spend money on preventing illnesses by promoting healthy living rather than spending on trying to make people ___________ after they are ill.