①氧气____②铁丝____③ 2个氮原子____④钠离子____
Let’s_______a mouse on the black board.
从右栏中选择与左栏对应的答语。
①How old is Wang Liang?____ A. It's a map.
②Are those your friends?____ B. They are rulers.
③What's that in English?____ C. I'm in Class Five.
④What are those?____ D. No, they aren't.
⑤What class are you in?____ E. He is nineteen.
我国古代逐步发展起来的集市贸易,在新中国成之后一度销声匿迹。这一现象主要说明( )
在1945年5月的国民党“六大”上,蒋介石指出“假借民主名义,僭窃民权,便利私图,陷国事于紊乱无法的状态”,他攻击的是( )