18. forgive sb. for doing sth. 原谅某人所做的事 19. yell at sb. 对着某人大叫 20. laugh at / make fun of / play a joke on/ tease sb 嘲笑、取笑,跟某人开玩笑、取笑某人 21. focus one’s attention on 集中精力于 22. as a result of / because of/ owing to/...