B2 (neu Erklärung)/ https://www.youtube.com/watch?v=EI-qmoNFZak&feature=share

 

B1/ https://www.youtube.com/watch?v=aKAH44aOYrI&list=PLlGpmm3wJaWjKtbBF1i1kqLZSp7gXnqcI&index=8&t=0s&fbclid=IwAR3_-N6Sby7DPfaBxkCORnQskVQl7O8_SgOgcCzRs7ekvNEH67eE44hQxmU

 

B2 Sprechen/ https://www.youtube.com/watch?v=yVlPFYa6mkY&feature=youtu.be&fbclid=IwAR36AfWHcJnH_KNQ1k2VywGg-yuXhgqW5CcSCLElhhW-bwXKZ5MPWGQu-CM