30．The president is highly occupied. He is not_____ for any interview at the moment.

　　 A. accessible　　　 　　 B. available　　 　　　　　 C. reasonable　　　 　　　 D. responsible

29．According to the regulations of the company, you mustn’t ask for leave______ you have a doctor’s diagnosed note.　　　　　　　　　　　　　　　　　　

　　　　 A. unless 　　　　　　　　　　　　　 B. now that 　　　　　　　　　　　　 C. even though 　　　　　　 D. on condition that

28．In Britain today women _____ 44% of the workforce, and nearly half the mothers with children are in paid work.　

A. build up　　　 　　　 B. stand for　　　 　　　 C. make up　　　 　　　 D. set up

27．It is much easier to talk about social change than to _____.　

A. bring it on　　　 　 B. bring it about　　　 C. bring it up　　　 　 D. bring it out

26．After studying in a medical college for five years, Armstrong _____ his job as a doctor in Queensland.

A. set out　　　 　　　　 B. took over　　　 　　 C. took up　　　 　　　　 D. set up