"Warfarin blocks one of the enzymes (proteins) that uses vitamin K to produce clotting factors. This disrupts the clotting process, making it take longer for the blood to clot."
Please the grammatical form and function of "making it take longer..."
What does "it" refer to?
Jigneshbharati What does "it" refer to? English does not like an infinitive clause ( for the blood to clot ) as a subject, so we try to avoid saying [For the blood to clot] takes longer . So we move the infinitive clause to the end and leave "it" in its place so that the clause will have a subject (it) .
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JigneshbharatiWhat does "it" refer to?
English does not like an infinitive clause (for the blood to clot) as a subject, so we try to avoid saying [For the blood to clot] takes longer. So we move the infinitive clause to the end and leave "it" in its place so that the clause will have a subject (it).