程序控制系统有哪些组成部分？
参考答案：
程序控制系统由开关信号、输入回路、程序控制器、输出回路和执行结构等部分组成。
下列各句的节奏划分正确的一项是[ ]
A．先生不知／何许人也，亦不／详其姓字。
B．亲旧／知其如此，或／置酒而招之。
C．常／著文章自娱，颇示／己志。
D．不戚戚／于贫贱，不汲汲／于富贵。
母爱是伟大的，看看Jen是怎样描述她妈妈的这份爱, 但因有些单词被擦掉了，请你根据内容和所给中文，写出空白处各单词的正确形式，将其补全完整，每空限填一词。（10分）
Jen was reading a newspaper. A note in the newspaper said, “Write a story about why your Mom is the best Mom. The ten best stories will ___46__(赢；获胜) a nice __47__(礼物) for Mom. Send your stories to this newspaper.”
Jen thinks her Mom is the best in the world, so she wrote about her . “My mom __48__(爱) and cares us, she listens to our problems, and she is ___49___(总是) our first listener. The most important is that, she helps us feel better when we are sad. Even though she works, she ___50__（度过） time with Helen, Jill and me every__51_（夜晚）. She reads to us and helps us with our __52___(家庭作业). When she is ___53___(生气), she never shouts. She is teaching us to be kind and helpful. Also, she asks us to work___54__(努力)to make our dream come true. In a word, she does __55_ (每件事) she can to help us.”
What do you think of Jen’s story? What do you think of Jen’s mum’s love?
