Here are the correct word forms for each sentence:

1. We placed **advertisements** in a number of national newspapers. (advertise)
2. Like bottles and cans, these **can be reused and recycled**. (produce)
3. A website is a place where you can create and read **information** on the Internet. (inform)
4. I’ve made a **complaint** to the police about the noise. (complain)
5. Stories about **famous** people in the world of sports are often very interesting. (fame)
6. Did you join the sports **competition** last week, Tom? (compete)
7. I found this problem extremely **difficult**. (difficulty)
8. In 2014, the province has welcomed 2.8 million **tourists** which had been unreamed of before. (arrive)
9. Her children are very **independent**. They do all the shopping and cooking by themselves. (depend)
10. Feeling **uncomfortable** hot, we decided to come home earlier. (comfort)