Quiznet: Prepositional phrases

In this exercise, a multiple choice questionnaire designed to improve our vocabulary skills, we have to choose the correct answer.

Quiznet: Pregnancy

In this exercise, a multiple choice questionnaire designed to improve our vocabulary and grammar skills, we have to choose the correct answer.

Countdown quiz: What time do you ______ it?

In this activity we have one and half minutes to answer six general knowledge questions.

Quiz: Used to

In this exercise, a multiple choice questionnaire designed to improve our vocabulary and grammar skills, we have to choose the correct answer.

Elementary podcasts: Series 03 Episode 03

Resource consisting of an audio file, with transcript available, and a set of exercises designed to improve our vocabulary and comprehension skills.

Operaciones con matrices (ejercicio)

Dadas las matrices A= (2 3 1, -1 0 2, 4 1 -1) B=(3 -3 1, 4 0 0, 1 2 -1) y C=(3 2, 0 -1, -1 1) calcula 2*(A-B) y A*C.

La lengua en la sociedad

Materiales que se autorreparan

Un compuesto químico desempeña en el plástico el mismo papel que un coágulo de sangre en una herida.

Pregunta clau: Com es va produir l'abolició de la Inquisició? - La crisi...

Pregunta clau: Com es va produir l'abolició de la Inquisició? La crisi de l'Antic Règim (1788-1833)

Sistemes d’equacions logarítmiques

Sistemes d’equacions logarítmiques Progressions. Logaritmes