the more he worked the more e_______ he became 速回答,

the more he worked the more e_______ he became 速回答,
the more he worked the more e_______ he became 速回答,

the more he worked the more e_______ he became 速回答,
energetical ?
他越干越起劲.

experienced
他工作的越多，就会变得越有经验

The more he worked the more （experienced 有经验的） he became.
他工作得越多就越有经验