<em>Algunos </em>translates to "somethings"
<em>Algunas </em>translates to "somethings, but in feminine"
<em>Alguien </em>translates to "someone"
But <u>a</u><u><em>lgo </em></u>translates to "something"
Therefore <em>algo</em> is the correct answer.
Not a question. We can't do the work for you. If you have a question on the other hand, maybe someone can help.
The restaurant one I think
D, C, A, B
The first one is translated as "a quarter to four"
"tener" means to have
The other two are literally in the sentences