Hi Reem, 

The Q & A isn't intended for carrying out homework so unless you can tell us where this sentence is from,  it will not be answered.

Please the following page detailing our the Q&A Forum should be used -

https://progress.lawlessfrench.com/community-guidelines

Bonjour Reem,

I would like to help you with your query. However there aren't enough details in your question. Could you explain a bit more please (the lesson ; question in the lesson ; rephrase your actual question too please)?

Bonne journée!