Multiple choice

Directions: Look at the underlined part of the sentence. Below the sentence three possible substitutions are given for the underlined part. If one of the possible substitutions is better than the underlined part, indicate it as your answer. If none of the substitutions improves the sentence, indicate (4) as your answer. He was so tired that he might barely stand.

  1. would

  2. should

  3. could

  4. No improvement needed

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is a case of ability (in the past) rather than the case of probability. And for past ability we use 'could'.