This is one of the in our country.
A:good museum
B:better museum
C:best museums
移植树苗时,常常要剪掉一部分枝叶,其目的是为了降低
His shadow is getting longer and longer.
如图,AD是△ABC的高,DE∥AC,DF∥AB,则△ABC满足条件____时,四边形AEDF是菱形.
“冬天来了,春天还会远吗?”是英国诗人雪莱《西风颂》中的诗句。反映了调控情绪的方法是( )