Grilled Veggie Skewers

Name: Grilled Veggie Skewers
Ingredients: 1 fresh pineapple, cut into chunks; 2 medium zucchinis, cut into 1-inch slices; 2 medium yellow squash, cut into 1-inch slices; 0.5 pound whole fresh mushrooms; 1 medium red onion, cut into chunks; 12 cherry tomatoes; 1 medium red bell pepper, cut into chunks; 8 bamboo skewers, soaked in water for 20 minutes; 1/3 cup olive oil; 1.5 teaspoons dried basil; 0.75 teaspoon dried oregano; 0.5 teaspoon salt; 0.125 teaspoon ground black pepper