Question

Which sentence contains an idiom?

It's not surprising that such treatment causes annoyance.

It's doubtful if this kind of treatment will be accepted.

It's hard to take this kind of treatment lying down.

It's quite natural to resent such treatment.

Answer 1

Answer:

It's hard to take this kind of treatment lying down.

Explanation:

This is because it's the only sentence to contain a figure of speech. An idiom is defined as "a group of words established by usage as having a meaning not deducible from those of the individual words", as in not to be taken literally. Another example of this would be the phrase "It's raining cats and dogs"