JAMB Use of English 1994 Question 86

Question 86

Sentence Structure

Fill the gap(s) with the most appropriate option: I shall never be so tired ________ to write to you

  1. A.as not to be able
  2. B.that I shan't be able
  3. C.and so be unable
  4. D.such that I will be unable
Show the answer and explanation

Answer: A (as not to be able)

Explanation

The structure is 'so + adjective + as (not) to + verb': 'so tired as not to be able'.