根据句意及首字母提示完成单词（10分）

小题1:I want to have two days o_________

小题2:Sally can h _______ hear the traffic in the streets.

小题3:I have told her the w _______ story.

小题4:From the t _______ of the mountain I can see the sea.

小题5:We took a cable car to see the v _______ of the countryside.

梁截面上内力（Q、M）的正负号规定，下列哪些说法是正确的（）

A、剪力Q绕体顺时针转为正

B、剪力Q绕体逆时针转为正

C、弯矩M使梁下凸变形为正

D、弯矩M使梁下凸变形为负

E、弯矩M使梁下部受拉、上部受压为正