Circle the correct form to complete the sentences. If both are possible, choose the continuous form. 1 Although Colin had written / had been writing his novel for over a year, he was still only on chapter two.
2 As soon as she had completed / had been completing her assignment, she emailed it to the school.
3 Jack had appeared / had been appearing in ten different professional musical before he was twenty.
4 Simon still hadn't got a ticket even though he had stood / had been standing in a queue for over three hours.
5 Although I hadn’t known/ hadn’t been knowing Hisham for very, we were already really good friends.

Объяснение:

Бу бу ты тупой

1. Although Colin had been writing his novel for over a year, he was still only on chapter two.
In this sentence, the continuous form "had been writing" is correct because it indicates an ongoing action that took place in the past. Colin had been actively writing his novel for over a year, and the sentence emphasizes the duration of the action.

2. As soon as she had completed her assignment, she emailed it to the school.
In this sentence, the simple past form "had completed" is correct because it indicates a completed action in the past. The action of completing the assignment happened first, followed by the action of emailing it to the school.

3. Jack had appeared in ten different professional musicals before he was twenty.
In this sentence, the simple past form "had appeared" is correct because it indicates a completed action in the past. It is not necessary to emphasize the duration or continuous nature of Jack's appearances in musicals.

4. Simon still hadn't got a ticket even though he had been standing in a queue for over three hours.
In this sentence, the continuous form "had been standing" is correct because it indicates an ongoing action that took place in the past. Simon had been actively standing in the queue for over three hours before the point in time mentioned in the sentence.

5. Although I hadn't known Hisham for very long, we were already really good friends.
In this sentence, the simple past form "hadn't known" is correct because it indicates a completed action in the past. It is not necessary to emphasize the duration or continuous nature of the speaker's knowledge about Hisham.