idiom or phrase

The meaning of the idiom ‘to harp on the same string’ is :

Choose the option that gives correct meaning of the idiom : “Cock and bull story”

Choose the option that gives correct meaning of the phrasal verb : Do away with

Choose the option that best explains the given idiom : “At sixes and sevens”

Choose the option that gives correct meaning of the idiom : “Bury the hatchet”

Choose the option that clearly explains the meaning of : (By) a hair’s breadth

“To be at loggerheads” means :

Choose the correct meaning of the given idiom from the four options : To be “under the weather” :

Fill in the blank with the correct phrasal verb : The rich should not ______ the poor.

Fill in the blank with the appropriate phrasal verb : The terrorists _____ the train and kept the passengers as hostages.