Complete the sentences and guestions with the past continuous
1. He wasn't travelling (not travel) is South America.
2. ........ (the students\stady) Egyptian history?
3. The archaeologists .............. (not explore) the Roman ruins.
4. .............. (Mandy\clean) the coins this morning?
5.She ............ (not write) book last year.
6. He ............. (not sit) there when I arrived.
7. ............. (you\walk) around the castle when I phoned?
8. What ........... (she\do) at the library all weekend?