Ms. Brown is a teacher. Her students are ____ these days because of (因为) the school ____ to the Summer Palace. It's next week. But she is so ____ these days and she doesn't have ____ to go. She tells her students about it and they are not happy. But at last, the students persuade (说服) her and she decides (决定) to go ____ with her dear students.

古话：“子不嫌母丑，狗不嫌家贫。”下列对这句话理解不正确的是（　）