1)its really big secret ok you shouldnt tell anyone
i cant come to your party.mumsays im not allowed to
do you have to wear a uniform to school?
im not completely stupid you know.You dont have to explain
B)The radio was invented at the beginning of the 20th century.In the First world war ,radios were used to communicate with soldiers. Since the 1960s manyradios were sent into outer , so far ,no answeres were received from other planets .its possible that the signals have arrived on other planets , but the messages were not undersetood: