周朝时，中央政府就经常派人到各地采风，搜集方言俗语。西汉扬雄进一步搜集整理，并通过面询方式进行方言调查，大范围记录各地的口语词，然后将所记词语按通行的地域范围分别标注成不同类型，成就了中国古代方言研究的开山巨著《方言》。从“探索世界与追求真理”的角度看，材料告诉我们（ ）
①获得认识成果要把社会实践作为根本立足点
②社会实践始终是检验认识真理性的主要标准
③想问题办事情要把握好马克思主义活的灵魂
④发挥意识活动的主动创造性有助于获取认识
A：①③
B：①④
C：②③
D：②④
根据汉语或所给词的正确形式填空。He usually takes a ____ (淋浴) after he gets up.Are there any____ (警察) in the street?Koalas sleep ____ (在……期间) the day and get up at night.Don't be____ (懒惰的) ! You must work hard. Mr. Green is a good teacher. He ____ (教) us music.Does Molly enjoy_____ (read) magazines?There____ (be) some fruit on the table. It's 5:30 now. The children____ (clean) the classroom.Our teacher is very____ (friend) to us. We all love her.This kind of animals likes to eat____ (leaf).
