11. Being ignorant of the law is not accepted as an ________ for breaking the law.
A) excuse B) intention C) option D) approval
12. Within two days， the army fired more than two hundred rockets and missiles at military ________ in the coastal city.
A) goals B) aims C) targets D) destinations
13. It is said in some parts of the world， goats， rather than cows， serve as a vital _______ of milk.
A) storage B) source C) reserve D) resource
14. “This light is too ________ for me to read by. Don‘t we have a brighter bulb some where”; said the elderly man.
A) mild B) dim C) minute D) slight
15. We have arranged to go to the cinema on Friday， but we can be ________ and go another day.
A) reliable B) probable C) feasible D) flexible
答案：ACBBD
