fall flat : fail to amuse people or to have effect that was intended
● Most of his jokes fell flat. The best option is to fail to produce intended effect.

Correct Option: D

fall flat : fail to amuse people or to have effect that was intended
● Most of his jokes fell flat. The best option is to fail to produce intended effect.

under the thumb of : under the control of
● The committee in firmly under his thumb and will agree to whatever he asks. The best option is under control of.

Correct Option: D

under the thumb of : under the control of
● The committee in firmly under his thumb and will agree to whatever he asks. The best option is under control of.

to get wind : to hear about something secret or private
● The police got the wind of the illegal drug deal. The best option is come to know.

Correct Option: B

to get wind : to hear about something secret or private
● The police got the wind of the illegal drug deal. The best option is come to know.

part and parcel : an essential part of something
● Touring is a part and parcel of my job. The best option is essential element.

Correct Option: C

part and parcel : an essential part of something
● Touring is a part and parcel of my job. The best option is essential element.

to give vent to : to express a feeling, especially anger, strogly
● Suman gave vent to her feeling by shouting at Sheela. The best option is express.

Correct Option: D

to give vent to : to express a feeling, especially anger, strogly
● Suman gave vent to her feeling by shouting at Sheela. The best option is express.