1929﹣1933年,一场空前严重的经济危机席卷了这个资本主义时间。面对这场大危机,各国采取的办法是( )
①苏联进行社会主义工业化②德国纳粹党建立法西斯政权③美国实施罗斯福新政④日本发动侵略中国的九一八事变
A:①②③
B:①②④
C:②③④
D:①③④
若3x2mym与x4﹣nyn﹣1是同类项,则m+n=____.
Next week is a holiday. I will do my homework on Monday. On Tuesday I will fly kites with my friends. On Wednesday I will play table tennis. On Thursday I will read storybooks(故事书). On Friday I will help my mother do the housework. On Saturday I will visit my grandma with my parents. On Sunday,oh,I don't know what to do.
阅读短文,将对应的内容连线。
A. fly kites
B. do my homework
C. do the housework
D. visit my grandma
E. read storybooks
F. play table tennis