读下面两幅图,上图是某地一天中的太阳运动轨迹图,下图是从上图中截取的该日两个不同时刻太阳光线与地平面的夹角,据此回答各题。该地的纬度位置是
这一天,太阳直射点的纬度位置是
当太阳光线处在a位置时,国际标准时间是20时,则该地的经度位置是
A beach house caught fire last night, ______seven students living in it.
____the sketch of Xiao Shenyang made a _____has been known to us all.
That Xiao Shenyang was elected_____model worker of May Day caused ____enthusiastic discussion in China.
----What do you know the _____ of are the pig influenza in humans? ---- usually similar to regular human seasonal influenza .
People go out with masks,________.