【简答题】Knowing what to do in case of fire is important. If a fire broke out in your home, what would you do First, you should warn everyone in the house about the er. Don't be too afraid and start crying...
【单选题】The house and carriage is a thing of the past. but love and marriage are still with us and still closely interrelated. Most American marriages, 【21】______ first marriages uniting young people, are the...