What is it like? Describing things (Part 1/4)

French

Which of these nouns are in the plural form?

What is the feminine plural of 'heureux'?

Which is the correct plural form (in French) of 'social networks'?

Translate into English: il y a des gâteaux

Which of these is a masculine singular noun meaning 'picture'?

How do you say 'you are going to listen'?

Which of these is a synonym of 'une semaine'?