下列各组中没有错别字的一组是( )
看大写,写小写。
①G____ ②F____ ③J____ ④U____ ⑤P____
对于任给的实数m,直线(m﹣1)x+(2m﹣1)y=m﹣5都通过一定点,则该定点坐标为____
It is said that aliens are living in the world that is undiscovered.
19-2=____