Multiple choice

Directions: Fill in the blanks with the appropriate form of the verbs.

After getting on the bus, we _______ that we _________ the wrong one.

  1. had discovered, boarded

  2. discovered, had boarded

  3. discovered, boarded

  4. have discovered, have boarded

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

The given sentence belongs to the noun clause falling under the function of “Object to the verb” under the system of sequence of tenses, the subordinate clauses has to be in the past tense if the principal clause is in the past tense. Hence, (2) is the correct answer.