In the following questions, four alternatives are given for the idiom/phrase printed in bold in the sentence. Choose the alternative which best expresses the meaning of he idiom/phrase that is your answer.
To cast aspersions
On the cards
Dark horse
To turn over a new leaf
To keep up one's appearances
Take to one's heels
Off and on
To take with a grain of salt
To talk through one’s hat
Ins and outs