How do I say "Close the door!" in imperative form if I'm talking to one person?

Subiectul 2 va rooog muuult..dau coroana primului !

Choose the sentence which matches the meaning of the ir verb: applaudir je suis au concert et c’est super! j’achète la robe rouge. je fais une promenade tous les jours. j’étudie beaucoup pour l’examen et j’ai un a+

Any french speakers? i need some . could someone check the grammar of my french translations? 1. i would get a card for a bookstore. > > > *je voudrais acheter une carte-cadeau pour la librairie en le centre commercial.*2. they would have to go to the bookstore, the jewelry store, and flower shop. > > > ils devraient aller à la librairie, la bijouterie et le fleuriste.3. a good amount to spend would have to be a few hundred dollars. > > > un bon montant à devrait être de quelques centaines de dollars.4. i decide what present i am going to get for a person by thinking about what would be important to them. > > > je décide quel cadeau je vais chercher pour une personne (by thinking about) ce que cela important pour leur. for the 4th question, how would i say "by thinking about" in french? and by the way, i need the french sentences checked, those are what i wrote.