See somebody do & See somebody doing (preparation)

When I was my way home, I saw Ms. Fire .... at one of the stalls there.

• buy something

• buying something

• to be buying something

• to being bought something

As I entered the classroom, I saw the teacher ... on the whiteboard. I became so curious what he was writing.

• writing

• written

• writes

• to write

When I was at the library, I noticed the librarian ... books on the shelves. He sorted out the books, and moved books from one shelf to another shelf.

• arranging

• arranged

• to arrange

• arrange

While walking in the park, I saw a group of children ... near the fountain.

• playing

• played

• to play

• play

When I was laying at the beach, I looked at a boy ... a sandcastle. He took out a mini spade, a mini bucket, and started to dog some sand. In the end, he built a beautiful sand castle.

• building

• built

• to build

• build

Yesterday I helped my mom. I saw my mom ... dinner for the family. She prepared everything needed for the meal. I was only cutting some vegetables and put into the soup.

• cooking

• cooked

• to cook

• cook

While I was waiting at the bus stop, I saw a man ... a newspaper.

• reading

• read

• to read

• reads

As I walked past the bakery, I noticed the baker ... fresh bread for the customers.

• baking

• baked

• to bake

• bake

When I entered the gym and I sat down on a bench. A moment then, a man came in and sat on the same bench with me. I saw the trainer ... a workout plan for a new client. When he finished, he smiled at me and walked away from the gym.

• creating

• created

• to create

• create

When I visited the art gallery, I saw an artist ... a beautiful painting. It was mesmerizing to watch the process.

• creating

• created

• to create

• create