11. ________ might be expected， the response to the question was very mixed.

A) As B) That C) It D) What

12. Features such as height， weight， and skin color ________ from individual to individual and from face to face.

A) change B) vary C) alter D) convert

13. I make notes in the back of my diary ________ thing to be mended or replaced.

A) by B) in C) with D) of

14. A well-written composition ________ good choice of words and clear organization among other things.

A) calls on B) calls for C) calls up D) calls off

15. It has been revealed that some government leaders ________ their authority and position to get illegal profits for themselves.

A) employ B) take C) abuse D) overlook

11-15 ABDBC