霜是大气中的水汽凝华在地面或地物上（如草叶等）形成的冰晶，一般形成在冬季晴朗、微风或无风的夜晚，下图为某区域2010年冬季三个日期的无霜区分布范围示意图，图中无霜区外均为有霜区，读图回答下列各题
图示三个日期中，M城有霜的日数有
| A．0日 | B．1日 |
| C．2日 | D．3日 |
霜一般形成在冬季晴朗、微风或无风的夜晚，其形成原因是
| A．地面辐射强 | B．大气辐射强 |
| C．大气逆辐射弱 | D．无太阳辐射 |
图示区域中部地区每年有霜日数明显少于周边地区，其主要形成因素是
| A．太阳辐射 | B．大气环流 |
| C．人类活动 | D．地形 |
-----Hurry up. Xiao Shenyang is coming.
------ Oh, I was afraid that we_____.
| A．already miss him | B．had already missed him |
| C．will miss him already | D．have already missed him |
She was ____ with me for_____particularls, because her husband didn’t come back. all the night from watching. a multi-national naval parade in Qingdao.
A. curious ; fartherB, eager; moreC. urgent ; furtherD.hasty; less
The decide to_______ their holidays until next month for watching a multi-national naval parade in Qingdao.
| A．delay | B．decay | C．put off | D．deliver |
----- When was the People’s Liberation Army’s Navy founded?
-----It ____the April of 1949.
| A．dates to | B．dated back | C．dated from | D．dates back to |
A naval parade can provide a platform, _____ navies on behalf of different nations can communicate.
| A．in which | B．through which | C．where | D．that |