Read the text below and identify the option that shows the use of an idiomatic expression:

I went to stay with my cousin last month. We are of the same age but have very little in common. He loves sports and I hate it.

have very little in common

The idiomatic expression in the text is "have very little in common".

This phrase means that the speaker and his cousin share few interests or experiences, despite being the same age. It is a figurative way of saying they are not very alike.

The other options are not idiomatic expressions:

• "stay with" is a literal phrase that simply means to reside with someone.
• "are of the same age" is a literal description of the speaker and his cousin's age.
• "loves sports" is a literal statement about the cousin's preference.