Final answer:
The student's sentences each required a specific preposition to be grammatically correct. The suggested prepositions fit the context and syntax of the sentences.
Step-by-step explanation:
The correct prepositions to be filled in the sentences are:
- I looked out of the window and watched the people on the street.
- My house is very near here. It's around the corner.
- Do you know how to put a battery into a camera?
- How far is it to the airport?
- We visited the museum for an hour and saw a lot of interesting things.
- You can put your bag on the back of the chair.
- In tennis, you have to hit the ball over the net.
- Silvia took a key from her bag and opened the door.
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