某地基地表至4.5m深度为砂土层，4.5~9.0m为黏土层，其下为不透水页岩。地下水位距地表2.0m。已知水位以上砂土的平均孔隙比为0.52，平均饱和度为37％，黏土的含水量为42％，砂土和黏土的相对密度均为2.65。试计算地表至黏土层底面范围内的竖向总应力，有效应力和孔隙水压力，并绘制相应的应力分布图。（取γw=9.81kN/m3）

用所给词的适当形式填空。

1. May I have some _____ milk? (much)

2. He is my _____ friend. (good)

3. How _____ does he know his friends? (good)

4. He enjoys _____ toys with other children. (share)

5. Are you going to join a _____ competition? (write)

6. The boy looks _____. (fun)

7. John is a _____ young man. (help)

8. We should be _____ to each other. (friend)

9. The present made me _____. (happily)

10. His voice sounds _____. (music)