11. The rest of the day was entirely at his________ for reading or recreation.

A) dismissal B) survival C) disposal D) arrival

12. You will not be ________about your food in time of great hunger.

A) special B) particular C) peculiar D) specific

13. Crime is increasing worldwide， and there is every ________reason to believe the will continue into the next decade.

A) emergency B) trend C) pace D) schedule

14. You shouldn*t have written in the ________ since the book belongs to the library.

A) interval B) border C) margin D) edge

15. The ________of airplane engines announced a coming air raid.

A) roar B) exclamation C) whistle D) scream

11-15 ABCAC