Demonstrate your ability to use negatives in real life situations. do this by creating and recording 2 sentences in spanish in which you use 2 negative expressions.

Read each sentence carefully and select the option with the sentence written correctly. las chicas necesitan unas sandalias blancas. las chicas necesitan una sandalias blanca. las chicas necesitan unos sandalias blancos. las chicas necesitan un sandalias blanco.

Your friend miguel calls his mother from your house to give her an update on his plans for the day. just from listening to his side of the conversation, you realize that his mother has lots of questions. what does she ask him, based on miguel's answers? choose the correct question in the list for each item. you will hear each set of statements twice.

Achemist mixes 4 liters of one acid solution with 10 liters of a 40% solution, resulting in a 30% acid solution. what is the value of x, the acid concentration of the first solution