YDS MODALS / TEST 1 41. Soru

Bu Testin Birincisi Sertavul

100 %

41.

-Cellulose is indigestible by humans, but
herbivores, such as cows and horses, .........
it because they retain it long enough for
digestion by microorganisms present in
their digestive systems.

can digest

have to digest

used to digest

have digested

ought to digest

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