【简答题】_________In business it can be harmful to be too unassuming . If you are overly modest about your achievements, for example, you may be passed up for a promotion.
【简答题】Fire can help people in many ways. But it can also be very harmful. Fire can make water hot and house warm, give light and cook food. But fire can burn (燃烧) things, too. It can make trees, houses, ani...
【简答题】听力原文:Television can be harmful if it is watched constantly. However when it is watched in a moderate way, it is valuable as it provides relaxation, entertainment and education. (54)