40+60=____
40+80=____
70+50=____
(report报告;umbrella雨伞)
Cities
Weather
Beijing
It's sunny, but it will be ____ in the afternoon.
Qingdao
The weather is fine and ____.
Harbin
It's snowy and ____.
Xi'an
It's sunny and warm.
Guangzhou
It's ____ and ____
著名诗篇《露营之歌》写道:“铁岭绝岩,林木丛生,暴雨狂风,荒原水畔战马鸣。围火齐团结,普照满天红。同志们!锐志哪怕松江晚浪生。起来呀!果敢冲锋,逐日寇,复东北,天破晓,光华万丈涌……”中国人民“复东北”的壮举应始于( )
我国各类地形中,面积比例最大的是( )