By hook or by crook

Answer: Option C

Explanation:

Example : He did not attempt major questions in exam, we know he will fail, but still we are hoping against hope.

Answer: Option D

Explanation:

Pretence means pretext, sham, excuse
Example : The New Group could, however, act as an effective stalking-horse.

Answer: Option C

Explanation:

Example : After sowing his wild oats Ravi has decided to stick to the straight and narrow path in future.

Answer: Option B

Explanation:

Example : Govt. organizations are in a red due to lack of efficient administration.

Answer: Option A

Explanation:

Example : For me winning a lottery is just like crying for the moon.