11. Has a dog ever bitten you?
(a) Has a dog ever bites you?
(b) Have you ever been bitten by a dog?
(c) You are bitten by a dog?
(d) Have you ever being bitten by a dog?
12. He teaches us grammar.
(a) Grammar was taught to us by him.
(b) We are taught grammar by him.
(c) We were teached grammar by him.
(d) Grammar will be teached to us by him.
13. I expect you to complete this work before sunset.
(a) I expect you to be completed this work before sunset.
(b) I am expected you to complete this work before sunset.
(c) You are expected to complete this work before sunset.
(d) You are expected to be completed this work before sunset
14. Everyone looked up to him.
(a) He was looked up to by everyone.
(b) He was looked up to by everyone.
(c) He is looked up by everyone.
(d) He looks up by everyone.
15. God helps those who help themselves.
(a) Those who help themselves must be helped by God.
(b) Those who help themselves are helped by God.
(c) Let those who help themselves are helped by God.
(d) Let those who help themselves be helped by God.