What is the best place or website online i can use to me with french?

What are the theories explaining the origin of the solar system

Fill in the blank with the french word that best completes the following sentence. il faut __ de francais en anglais. a.perdre b.traduire c.sourire d.venir

Translate this to french asap: if i could get a gift card to a store in the mall, it would be a clothing store. if someone was getting presents for me, they would probably go to an art store, a clothing store, and a candy store. i think if you are buying a gift for a friend, you should spend about 20 dollars. i like to get my friends gifts that they will love and use often. no google translate plz