Verbs that end in -er and -ir have the same endings in all forms except nosotros. The nosotros ending for -er verbs is and the nosotros ending for -ir verbs is .

Rebecca recorded the amount of rain last wednesday.rain totalrain (cm)1 2 3 4time (hours)at what rate did the rain fall? a. 2 cm per hourb. ſ cm per hourc. ź cm per hourd.3 cm per hour

Choose the most appropriate demonstrative adjective and complete the following sentences.estalesa carta que estoy escribiendo es para mi abuelita.

Sheila conducts an investigation to see how the amount of salt dissolved in water affects the density of the water whichstatement best describes the correct plan for her procedure? the density and the amount of water are controls, and the amount of salt and the type of salt are variablesthe amount of water and the amount of salt are controls, and the type of salt and the density are variablesthe type of salt and the amount of water are controls, and the amount of salt and the density are variablesthe type of salt and the density of water are controls, and the amount of salt and the amount of water are variableso