IIFT questions on Usage

“Carried away” means ‘to become overly excited or involved and to take things too far’. This fits well in the first sentence.
‘To carry on’ means ‘to continue an activity or task’. It has been used correctly in sentence 2.
“To carry out” means ‘to put into execution’. Sentence 3 is correct.
The correct idiom to be used in sentence 4 is ‘get carried away’ meaning ‘to become overly excited’. This sentence incorrectly uses ‘carried on’.
Hence, the correct answer is option 4.

The correct idiom to have been used in sentence 1 is ‘hang on’, meaning ‘wait for a short time’. This sentence is incorrect.
A player is said to have ‘hung up his boots’ when he/she decides to stop playing or retire. This idiom has been used correctly in sentence 2.
“Hang around” means ‘loiter or wait around’. This fits well in sentence 3.
“Hanging on to” someone’s words means ‘listen very attentively to someone’. This sentence is correct.
Hence, the correct answer is option 1.