二．单选（共15小题，每小题1分，满分15分）
11. --- Could you do me a favour and take these books to my office?
--- Yes, _______.
A. for pleasure B. I could C. my pleasure D. with pleasure
12. Canada is a country_________ many different nationalities as well as one with foreign immigrants_________ the majority of its population.
A．consisting of; making up B．making up of; consisting with
C．made up of; consisting of D．consisted of; taking up
13. Not until he left his home _________ to know how important the family was for him. A．did he begin B．had he begun C．he began D．he had begun
14. --- Can those _________ at the back of the classroom hear me?
--- No problem．
A. seat B．sit C．seated D．sat
15. _____is known to us all is that the opening ceremony of the 29th Beijing Olympic Games is very splendid and
