Some adults lack the enzyme that splits lactose into simple sugars and

Question

Some adults lack the enzyme that splits lactose  into simple sugars and thus find it difficult to digest milk products .

A. into simple sugars and thus find it difficult to digest milk products
B. down to simple sugars and thus find it difficult to digest milk products
C. down to simple sugars and thus find difficulties in digesting milk products
D. into simple sugars and thus finds it difficult for digesting milk products
E. among simple sugars and thus finding it difficult to digest milk products

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cigarboy · Answer

I marked C as answer because I could not find referent of 'it'. Why is A correct?

KarishmaB · Answer

'It' is a placeholder 'it' here.

'it' stands for 'to digest milk products.'

They find it difficult to do A.

This is a common structure 'it + modifier + to infinitive'

Bunuel · Answer

OFFICIAL EXPLANATION

Answer: A.

There are two idioms here: “splits…into” and “difficult to…” Choice A uses them both correctly. In this context, “split…down” is unidiomatic, as is “difficult…for.”

Some adults lack the enzyme that splits lactose into simple sugars and

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GMAT Sentence Correction (SC - EA only) Questions

Some adults lack the enzyme that splits lactose into simple sugars and

Prep Toolkit

615 to 715 in 15 Days (Ria's Strategies)

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