complex sentences

We have been learning to change simple sentences into complex ones.

1. The drill squealed loudly Where the men were building
2. The drill squealed loudly when the builder made a house
3. The drill squealed loudly before lunch time.
4. The drill squealed loudly since the house was crumbled
5. The drill squealed loudly while the house was being built

We have also discovered that you can flip the sentences around.

1. While the house was being built the drill squealed loudly
2. Where the men were building the drill squealed loudly