My first roller coaster experience was not pleasant. It was in the summer of 2009, in Six Flags, Massachusetts, the US. I went    小题1:   with a group of friends. We were all very excited about roller coaster   小题2:   waited anxiously for the ride to begin. As the roller coaster got up higher and higher, however, my heart started to beat   小题3:   hard that I even could see my shirt move up and down. I could feel the wind getting stronger and brushing through my hair. Then the big drop came. I closed my eyes and told    小题4:   that it would be over in two seconds, but it felt like forever. I was pushed up from my seat as if I    小题5:  to be thrown out of the car.  小题6:   the time I finished the ride, I could barely stand up or speak. So when my friends asked me    小题7:  I thought of the ride, I just answered with silence. No matter how hard I tried, I could not make    小题8:  sound.

某多层工业砌体房屋，采用墙下钢筋混凝土条形基础；其埋置深度为1.2m，宽度为1.5m，场地土层分布如下图所示；地下水位标高为-1.2m。

当基础顶面处承受的竖向力设计值为159kN时，试确定基础的最大弯矩设计值最接近（）项数值。

A．17.22kN·m

B．21.04kN·m

C．25.8kN·m

D．29.81kN·m