阅读理解 Since a training course opened in November, 2008 at the Science Palace in Harbin, children have made more than 16 small inventions. Here are three of them. A boy demonstrated his invention, a pen with a reading glass, in Harbin, capital of northeast China's Heilongjiang Province, Jan. 20, 2009. A boy demonstrated his invention, a musical alarm clock, in Harbin, capital of northeast China's Heilongjiang province, Jan. 20, 2009. A boy demonstrated his invention which could cut an apple into pieces in Harbin, capital of northeast China's Heilongjiang province, Jan. 20, 2009. 根据材料内容，选择最佳选项。 1. The training course opened in _______ at the Science Palace in Harbin. A. January, 2008 B. November, 2008 C. January, 2009 D. November, 2009 2. The word “demonstrated” in the passage means '_______'. A. showed B. drew C. sold D. imagined 3. The third boy invented something that could help people ______. A. see words clearly B. wake up every morning C. cut apples into pieces D. write something with a reading glass 4. The reading above is mainly about ______. A. students'school life B. the training course in Harbin C. the Science Palace in Harbin D. several new inventions by children 5. What can we learn from the reading above? A. The three boys all come from Heilongjiang. B. The three inventions were all demonstrated on the same day. C. The invention of the musical alarm clock was the best of the three. D. Ther e have been only three inventions since the training course opened.