未携带许可证经由道路运输烟花爆竹行为的违法主体是烟花爆竹（）。
A、发货人
B、托运人
C、收货人
D、承运人
参考答案：D
Look and complete the sentences. （看图，补全句子）
1. It's ______ today. I should wear my ______.
2. It's warm today. Let's ______ ______.
3. It's ______ today. I want to drink some water.
4. Mom, can I wear my new ______ today? It's too hot.
根据《建筑地基基础设计规范》(GB50007-2002)，软弱地基由高压缩土层构成，所指高压缩土层包括( )。
A．淤泥质土
B．红黏土
C．杂填土
D．饱和松散砂土
