Mr. Cheng was giving a lecture his biology class. Daniel had some . He wanted to raise his hand, he was too shy. He did want his classmates to stare at . Also, he did not want them think he was dumb. He also not want his teacher to think was dumb, either. However, the test coming soon. There were questions he to ask. He got those questions on the previous test. Finally he his hand and asked his questions. " you not understand these concepts during lecture?" Mr. Cheng asked. Daniel shook head. "There is no such thing a dumb question," Mr. Cheng said.