雅安市雨城区苍坪山后斜坡上,坡顶出现裂缝;坡脚出现鼓胀;坡下建筑物也出现开裂,应如何处置?
参考答案:
加强监测;组织搬迁;锚固;削坡减重;坡脚压重等。
Every day the boy, together with his classmates,_______to go to the sports ground and______football, _________themselves.
A.are noticed; play; enjoying
B.is noticed; plays; enjoying
C.are noticed; plays; enjoys
D.is noticed; play; enjoying
40°N纬线上a、b两地在同一时间日影的指向如下图所示,据图可知此时的太阳()
A.位于a点正东方
B.位于b点正西方
C.位于a点东南方
D.位于b点西南方