FCE - Word Formation - Noun/Verb/Adjective

My ________ is that I care too much. (WEAK)

The disease can ______ the immune system. (WEAK)

Tom certainly fits the ___________ that the police gave us. (DESCRIBE)

The book is basically ___________, with little theory. (DESCRIBE)

She's entered a crossword ___________. (COMPETE)

How many ___________ took part in the race? (COMPETE)

We live in a very ___________ world. (COMPETE)

It took a lot of __________ to convince them of the advantages of the new plan. (PERSUADE)

His arguments are usually very __________. (PERSUADE)

Max has no ____________ of the finer things in life. (APPRECIATE)