1. Why did you clap? I am not done with my speech yet.2. Let's give him a big hand for the wonderful performance.3. Let's give her a round of applause for winning the second place.4. Host: Nina won the championship. Let's give it up for Nina.5. At the end of the remarkable play, the audience gave a standing ovation.
 clap (one's hands) give somebody a big hand give somebody a round of applause give it up for somebody standing ovationLet's give him a round of applause. 意思跟 Let's give him a big hand. 一模一樣，都指為某人鼓掌。standing ovation = 起立熱烈的鼓掌
My sister is bad-tempered and would snap t anybody whenever she feels like it.