【单选题】The girl felt because she lost a good chance. A. moving B. upset C. surprised D. worried
【单选题】病理生理学的大量研究成果主要来自:( )
【简答题】在本任务中,使用了四种仿真事件,分别是( ),( ),( ),( )
【单选题】( )5. Vicky lost the chance to to America. she is very disappointed. Let's go to _______. A. cheer her up B. cheer up her C. cheer her on