Si no volem que el senyal transmés generat per un modulador 16QAM pateixi esvaïments ràpids, determina la taxa mínima en bps (un decimal) a la que hem de transmetre si:

•  la velocitat màxima a la que circularem per l'entorn és de 120Km/h i 

• la freqüència d'operació del nostre sistema són 2,4GHz

Complete the sentence.

We ________ (to wait) for the bus for 20 minutes when it finally arrived.

Fill in the gap.

By the time the movie started, we _______________(wait) for over 30 minutes. 

Fill in the gap.

Sarah ______________(to work) at this company for five years before she decided to leave. 

Define the proper tense. 

Have you ever broken your leg? 

Choose the correct sentence order.

He drinks coffee with milk. (usually)

Complete the sentence 

Yesterday he ______ 5 kilometres. 

Fill in the gap.

She arrived at the airport just __________time for her __________.

Choose the correct option.

They ___________video games for the whole night last Sunday.

Complete the sentence.

I will see you ______the bus stop ___5 minutes.