Question

Although he was tired, he ___ working.
A. was going on
B. is going on
C. goes on
D. went on​

Answer 1

Went on

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Answer 2

Although he was tired, he went on working. (option D)

• The given sentence is in the past continuous tense.
• The verb used should also be in the past continuous tense.
• These sentences give us information about the events that occurred at some point in the past.
• This tense is also called past progressive tense.
• This tense is formed by "past tense of to be + present participle of the verb".