Answer:
1. He is going to Paris
He (P) is going (V) to (Prep) Paris (N)
2. She is swimming in the pool
She (P) is swimming (V) in (Prep) the pool (N)
3. She was crying at the corner
She (P) was crying (V) at (Prep) the corner (N)
4. They laughed at the puppy
They (P) laughed (V) at (prep) the puppy (N)
5. He is standing on the bench
He (P) is standing (V) on (prep) the bench (N)
6. We slept in the middle of the night
we (P) slept (V) in (Prep) the night (N)
7. we raced towards the pole
we (P) raced (V) towards (prep) the pole (N)
8. she imagined of becoming a pilot
she (P) imagined (V) of (Prep a pilot (N)
9. They were talking in front of the teacher
They (P) were talking (V) in front (Prep) the teacher (N)
10. they were joking that they were from Switzerland
They (P) Joking (V) from (Prep) Switzerland (N)
11. You are not allowed to go out the market
You (P) Allowed (V) out (Prep) the market (N)
12. He promised that we will off the lights
He (P) Promised (V) Off (Prep) The lights (N)