3 . While working there, out of a strong passion for knowledge, he continued to study, earning a doctorate in physics in 1905.（英译汉）

4 . That same year, which was later recorded as a miracle year in science, he published four extraordinary physics papers. (英译汉)

5 . 这间化学实验室是那间物理实验室的两倍大。(倍数)
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6 . Li Hua’s father is a ____________teacher and his mother is a __________(physics)