7. (2020天津,6)Dr. Rowan, secretary resigned two weeks ago, had to do all his own typing. 8. (2021·北京市·期末考试)It was all happening too quickly, made many people feel nervous. 9. (2021·北京市·期末考试)The university, many top students study, is cutting its enrollment in half next term. 10.(2023·安徽省·单元测试)Some of the roads were flooded, ______ made our journey more difficult.