Задайте общие (?) и специальные (where?; who?; when?; what?) вопросы:

1) My friend studies at a high school. (where?)
2) He will graduate from the Technological Institute in five years. (?)
3) They are speaking English now. (what language?)
4) He has been to the library today. (who?)
5) Our drawings will have been finished by the end of the semester. (when?)