I've got two invitation tickets for the _______ of the American movie “The Big Country”.   

常温下，将某一元酸HA和NaOH溶液等体积混合，两种溶液的浓度和混合后所得溶液的pH如下表，请回答：

实验编号	HA物质的量浓度 （mol•L﹣1）	NaOH物质的量浓度 （mol•L﹣1）	混合溶液的pH
甲	0.2	0.2	pH=a
乙	c	0.2	pH=7
丙	0.2	0.1	pH＞7
丁	0.1	0.1	pH=9

下表（下图）为美国与巴西两国城市的土地、淡水、能源产出效益的比较表。读表完成下题。

两国相比（   ）

我国国防科工局2014年3月14日消息，嫦娥三号巡视器--____于当天收到正常遥测信号，成功自主唤醒，让揪心不已的人们着实松了一口气。（）

阅读短文，选择正确答案。
    We are students of Yuying Primary School(小学). In our school, there are many teachers and students. There are twenty­six girls and twenty­four boys in our class. Our classroom is big. There are six windows and two doors. The walls(墙) are white. There are two pictures on the wall. A big blackboard is in the front of the classroom. Our desks and chairs are new. Our classroom is very nice. I like it very much.