Which one of the underlined words or phrases is INCORRECT? Evening classes are the worse part of my class schedule this …

I've been searching for the course book everywhere. ............ you find it anywhere?

Paul works ------------ --.

I want to go to university ......... get a good job in the future.

Which sentence las CORRECT PUNCTUATION?

I wouldn't have bought a Chinese car if I....................... they were unreliable.