防水混凝土
参考答案：
是以调整混凝土配合比或掺外加剂等方法，来提高混凝土本身的密实性和抗渗性，使其具有一定防水能力的特殊混凝土。
选择合适的单词填空。
1. The cars and bicycles go _____________. (quick / quickly)
2. Danny is laughing _____________. (loud / loudly)
3. Many _____________ are fishing. One _____________ is reading the newspaper. (man / men)
4. This is a _____________. These are _____________. (woman / women)
5. Li Ming and Jenny are _____________. (child / children)
6. The men and women are _____________. They walk _____________. ( slow / slowly)
患儿，1岁。发热、咳嗽5天，近2天出现呕吐，今抽搐2次入院。查体：T40℃，嗜睡，呼吸急促，双肺可闻细湿啰音，颈无抵抗，前囟已闭，双侧巴氏征（+）。
该患儿最可能的诊断为（）
A.肺炎并高热惊厥
B.重症肺炎
C.肺炎并颅内感染
D.肺炎并低钙惊厥
E.以上均不对
