1. Mother/ die early/ and / father/ try hard/ bring up/ four children
-> Mother died early and father had to try hard to bring up four children.
2.She/learn/read/write/at/age/four
-> She learns to read and write at the age of four.
3.School/ she/ very good/ natural sciences
-> At school, she is very good at natural sciences.
4. Sixteen/ leave school/ and/ go/ France/ study.
At the age of sixteen she leaves school and goes to France to study.
5. After lectures/ spend hours/ university library/ lab.
After lectures, she spent hours in the university library and lab.