Correct the form of adjectives in these sentences.

Here are the correct forms of the adjectives:

1.1 Peter is a suspicious person: he does not trust anyone.

1.2 That is a humorous story I read, I couldn't stop laughing.

1.3 You must use molten lead to form the rim of a wheel.

1.4 I admire his exemplary behaviour.

1.5 Joe is a compulsive liar, you never know when is he telling the truth.

1.6 I do not like my woolen scarf - it is scratchy.

1.7 He is a Polish citizen.

1.8 He has a leonine appearance, as his hair stands in all directions.

1.9 Science is a compulsory subject to get admission to study engineering.

1.10 He revealed his inner secrets.