There were lots of people around who could （） help those injured in the car accident. A: angrily B: deeply C: cleanly D: actually

37. ___ A: A fuel that bums cleanly. B: An oil additive that helps cool engines. C: A material from which filters are made. D: An insulating material sprayed on engine parts.

How to prepare for a job interview？（ ） A: dress cleanly and tidily B: know as much as possible about the company C: make sure when and where you are going to be interviewed D: check whether you have the necessary qualifications