Ответ

To solve this task, we need to look at the context and the grammatical structure of each sentence to determine the correct verb form or word choice. Let's go through each fill-in-the-blank option:

1. 1A, 1B, 1C:

   • The sentence talks about a projected increase in demand, so the future perfect tense is appropriate.
   • Correct answer: A will have increased

2. 2A, 2B, 2C:

   • The sentence refers to a future amount, so future perfect is suitable.
   • Correct answer: B will have doubled

3. 3A, 3B, 3C:

   • This sentence discusses a future event, making future simple appropriate.
   • Correct answer: C will stop

4. 4A, 4B, 4C:

   • The sentence refers to a future state still incomplete, best described by future continuous tense.
   • Correct answer: A will be eating

5. 5A, 5B, 5C:

   • The statement refers to a belief, which is often expressed using a simple present tense.
   • Correct answer: C believe

6. 6A, 6B, 6C:

   • The context indicates a change more than an action in process, suiting future continuous.
   • Correct answer: C are going to eat

7. 7A, 7B, 7C:

   • This sentence should express a future shift in habits, best expressed with future continuous.
   • Correct answer: B will be becoming

8. 8A, 8B, 8C:

   • For a future increase, future perfect tense is suitable.
   • Correct answer: B will have advanced

9. 9A, 9B, 9C:

   • "Considered" suggests a result of an ongoing process, which matches future continuous.
   • Correct answer: C will be

In summary, the correct choices are:

1. A
2. B
3. C
4. A
5. C
6. C
7. B
8. B
9. C