1. Even though his mom did not allow him to sleep late at night, he studied all night that's why he was sleepy awhile back. - COMPLEX SENTENCE
2. I ran as fast as I could when I heard the sound of the guns. - COMPLEX SENTENCE.
3. The meat shop has been running the business since five decades ago. - COMPOUND SENTENCE
4. He didn't finish his breakfast until the School Service came to pick him up. - COMPLEX SENTENCE
5. Because of his high marks in school, his father rewarded him with a new phone. - COMPLEX SENTENCE
6. I was busy cooking while listening to some good music. - COMPLEX SENTENCE.
7. I always listen to praise songs whenever I feel so low. - COMPLEX SENTENCE
8. My parents brought in some party food before the visitors came. - COMPLEX SENTENCE