16Hit1600
Standard English ConventionsHardComparison with 'as ... as'

Standard English Conventions practice question

The new engine is as efficient ____ the one it replaces, and considerably quieter.

Which choice completes the text so that it conforms to the conventions of Standard English?

  1. A. asCorrect
  2. B. than
  3. C. like
  4. D. to

Answer: A. as

An equality comparison uses the pair 'as ... as': 'as efficient as'.

Why the other answers are wrong

B. than
'than' pairs with a comparative like 'more efficient', not with 'as efficient'.
C. like
'like' doesn't complete the 'as ... as' pair.
D. to
'to' doesn't form a comparison at all.

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