Read the passage. don was nervous. he hadn’t seen his sister in more than three years. he wondered how she would have changed. he concentrated on reviewing the details of her face—her brown eyes and black lashes, her slightly crooked nose dotted with freckles. he was anxious to see his sister again. which best expresses the main idea? don hadn’t seen his sister in more than three years. don was anxious to see his sister again. don remembered how she looked. don was nervous.