New practice with sentences.
Hi everyone! Today I'll write some more or less complex sentences.
The people I work with are professionals. (Alternative: "People I work with are highly professional.")
The people I worked with last year were skilled professionals.
Programming languages are not as easy to learn as many people may think.
Art is not as interesting to me as science.
I didn't study mathematics at university as hard as I should have.
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Very good! You are almost fluent.