= He must have an ulterior motive for visiting me.
= Police found microsopic traces of the victim's blood in the suspect's home.
= The man made a hefty profit by selling his shares.
= I think that the author's writing style is wordy and pretentious.
= DNA testing is an important forensic tool.
= The used of illicit drugs is prevalent among young people.
= It was a dreary, rainy day when I arrived in the town.
= My boss is obsessive about punctuality.