Составить вопросы, используя пассив1) ask about the telephone (when/invent)2) ask about glass (how/make)3) ask about australia (when/discover)4) ask about silver (what/use for)5) ask about television (when/invent)
1) When was the telephone invented? 2) How is glass made? 3) When was Australia discovered? 4) What is silver used for? 5) When was television invented?
1) When was the telephone invented?
2) How is glass made?
3) When was Australia discovered?
4) What is silver used for?
5) When was television invented?