Дорогие , нужно 10 ☆☆☆☆​задали на каникулы.

1 B

2 B

3 C

4 B

5 C

6 D(не уверена,но в основном это брачные песни китов)

7 C

8 B

9 B

10 Communication isn't only talking,a dialogue between two people.We communicate by making sounds, crying, through gestures and signs.And nowadays we have such a clever and useful invention as a compurer.With help of a computer we can communicate with each other even we are a long distance from each other.I think, this is the most important and the smartest invention of our mankind.