Choose the words that are opposite in meaning to the following words.
1. high A tall B low C short
2. hill A mountain B river C valley
3. hinder A obstruct B block C help
4. honest A honesty B crooked C genuine 5. horizontal A triangle B square C vertical
6. humble A simple B proud C kind
7. important A vital B small C trivial
8. include A dispel B excluding C omit