1) the Scotch tape was perfected by Richard Drew in 1928
2) many improvements had made in designing space rockets in Russia by the beginning of the 21st century
3) Mendeleev described more than 60 elements
4) Melodramas are romances for girls
5) Vivien Leigh and Clarck Gable stared in the film "Gone with the Wind"
My parents don't allow me to drink a beer. Charlie Chaplin who played in silent films is an English film actor. A telegraph had been invented a long before a telescope. I haven't used the video recorder for three month