9.A.It specializes in safety from leaks.
B.It is headquartered in London.
C.It has a partnership with LCP.
D.It has a chemical processing plant.
10.A.He is Mr.Grand's friend.
B.He is a safety inspector.
C.He is a salesman.
D.He is a chemist.
2.A.The man can forward the mail to Mary.
B.She can call Mary to take care of the mail.
C.Mary probably knows Sally's new address.
D.She would like to resume contact with Sally.
18. A.Writers of his time had no means to protect their works.
B.Possible sources of clues about him were lost in a fire.
C.His works were adapted beyond recognition.
D.People of his time had little interest in him.
21.A.Contact your agent.
B.Get a lift if possible.
C.Use official transport.
D.Have a friend meet you.
