To say "apples are the best" you say: "Manzanas son lo mejor"
And to say "apples and cake are like night and day" you Say: "Manzanas y tarta son como noche y dia"
1, "Las manzanas son las mejores."
2, "Las manzanas y el pastel son como la noche y el día".
║║║║║║Hope this helps, <3. Also, true, google translate is wrong sometimes lol║║║║║║║
pla·gia·rism
/ˈplājəˌrizəm/
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noun
the practice of taking someone else's work or ideas and passing them off as one's own.