Querian ir a paris pero no fueron.
Yes you are correct.
D: I believe that imperative sentence means that it's not subjunctive, and that since the sentence should be formal, the best answer should be haz.
Hello.
The answer is La vasija de vidrio es más delicada que la de cerámica.
Have a nice day
The answer is x. You can simply say cuando lavo el coche, no uso detergente. You could technically choose "te" but it doesn't make sense.