题目

生命系统稳态的维持离不开信息交流，以下关于信息交流的叙述错误的是 A．病原体再次侵入机体后可被相应的记忆细胞识别 B．促甲状腺激素释放激素可被甲状腺细胞识别 C．神经递质可被突触后膜上的受体识别 D．烟草释放的信息素可被蛾幼虫的天敌识别 答案：B完形填空Rosa liked making up stories. She was so _________ that her classmates believed her from time to time. In fact, the whole class believed her! At first she supposed it was _________ . Now, as she got up to _________ before the class, she knew that make-believed stories had some way of coming back to make you sad.Rosa’s parents were separated. Nine months out of the year, Rosa lived with her mother in an apartment on Anderson Street. But when summer _________ , she went to her father’s farm in Arizona.The farm was great! Rose rode horses and _________ with some farm work. Her father, however, was so _________ that he couldn’t find time to go places with her. When she arrived each summer, her father would _________ her at the airport and take her out to eat. And the day she went back to the _________he would always buy her a present.When summer came to a close, Rosa _________ to her mother. At school she heard lots of stories her friends told about their family trips. Rosa wished she had a _________ to talk about.Not long after _________ began, Rosa was looking through travel magazines in the school library. They talked about many exciting _________ , like England and Germany. When Rosa’s friends asked what she had done that summer, she made up something that was not _________ . Remembering the travel magazines she had looked at, she told her classmates that she and her father had gone to_________ .When the class began studying England, Mr. Thomas asked Rosa to tell allthe things she could _________ about her trip to England!【1】A、afraid B、worried C、sure【2】A、joke B、fun C、turn【3】A、talk B、teach C、show【4】A、passed B、arrived C、lasted【5】A、made B、played C、helped【6】A、weak B、pleased C、busy【7】A、show B、visit C、meet【8】A、farm B、city C、family【9】A、wrote B、called C、returned【10】A、family B、vacation C、teacher【11】A、meeting B、school C、summer【12】A、people B、places C、languages【13】A、interesting B、true C、long【14】A、England B、village C、home【15】A、think B、see C、remember