Is it correct? Can I use the present continuous here?

"I am having a problem."

Homework translation 7-9 My Name is Kate My name is Kate. I'm seven years old. I'm going to school. I on my second grade. I like going to school. I have many friends. I have a pet. It's a dog. I can run, skip and swim. I can't ride a bicycle. Also, I can't climb trees. The Pupil's Letter Hi! My name is Ben. I'm nine years old. I go to school. I like studying. My favourite subject is history. That's all! Bye! The Unquiet Bob Bob is too small. He's two years old. Bob is an unquiet kid. He likes to run, jump, scream and laugh. Bob draws on the wall and brakes a dishes. He scares the cats. Bob's parents are always tired. They sleep badly. Bob often wakes up at night and cries. He wats to run and play.

Homework translation 6 The Raining Day Yesterday it was raining all day. Ann was playing inside the house. She wanted to play outside. She wasn't play outside the house because it was raining. Ann was very sad. Ann was trying to keep busy in the house. She was playing with her dog. After that, she decided to play with dolls. She was playing with the dolls and singing songs for them. Later she was sitting by the window and watching the rain. While Ann watching the rain, the phone rang. Her father said that he was coming home. He was bringing a cake. Later Ann and her father were eating the cake and playing games. While they were playing, the rain stopped! But Ann didn't even notice. She was having such a good time with her dad!

Homework translatation 3-5 My dog My name is Alex. I have a pet. It's a dog. His name is Spot. Spot is small and shaggy. Spot is kind, funny and strong. He loves to play with a ball. Spot likes to jump and run. He likes to eat bones. I love my dog. Monday's morning This is Monday mornings. Mike and Sarah at home. They're sitting at the table. They're having breakfast. Sarah is drinking tea at the moment. She is eating a sandwich now. She is talking to Mike. Mike is Sarah's husband. He is sitting by the table with Sarah. He is drinking tea. Mike is listening to Sarah. After breakfast, they are leave to the work. They are work in a centre of the city. They are going to the bus stop right now. Paul's normal day Hello, my name is Pol. Every morning I get up at 7 o'clock. I go to the bathroom and brush my teeth. After that, I have breakfast and go to school. After school I have lunch. Then I do my homework. After that, I play with my dog and watch TV. I have dinner at 7 o'clock. After dinner, I play computer games. I go to bed at 10 o'clock.

Help me, please!!) I have the sentence: "In Monopoly, you MOVE around the board, BUYING houses and hotels."

But I really don't understand, why we use MOVE and BUYING instead MOVE and BUY?

Homework translatation 2 Rachel lives in New York. She works in a coffeehouse. Rachel wants to become an actress. Every week she attends auditions. Rachel has many friends. They spent a lot of time together. Rachel has a boyfriend. His name Steve. He wants to become an actor too. He is a waiter in a restaurant.