写出含有未知数的等式。
我国西南地区发生旱灾,小明给灾区捐款11元,比妈妈少捐x元,妈妈捐款40元。
11+x=40
The way children learn about the world is _______ that of grown-ups — the former by eyes while the
latter by sense.[ ]
A. anything like
B. feel like
C. nothing like
D. something like
读下面的太阳光照图,回答问题。
图中D点此刻的地方时是()时。若B点所在经线为东经75度,则新一天的范围是()经线向()到180度经线