Ответ:

1.✔ She's going to have a baby next month.

2.✔ Is it going to be sunny tomorrow? (Corrected)

3.✔ I'm not going to finish work late tonight.

4.X I'm sure Paul is going to have a great time. (Corrected)

5.X Be careful! You're going to fall. (Corrected)

6.✔ Am I going to like this book?

7.X You're not going to remember my birthday. (Corrected)

8.✔ I think she's going to get the job.

9.X I think they're going to be famous one day. (Corrected)

10.✔ What is he going to do? (Corrected)