What is the class code for spanish

Can somebody me out with this spanish question? completa la oración con la voz pasiva con se. used cars for sale. carros usados. (the answer is not usa los or venta de)

My spanish teacher said this to me.. look at the ending on your verb. you need to make it agree with "yo" this is my sentence- sí yo estudiar español en la escuela how do i make it agree with "yo"

Choose the phrase that best completes this sentence. hay muchas nubes en el cielo. el pronóstico dice que llover. a. vas a b. va a c. voy a d. vamos a