Answer:

1. She knows four hundred words besides numerous proper nouns.

2. Many people throw trashes everywhere because they're not all well discipline.

3. I like that color, however, it's too dark.

4. She's beautiful but has a bad attitude.

5. Throwing your trash everywhere is not good. Therefore, you must start 3R's starting at home.

Explanation:

correct me if I am wrong and check my grammar ^^