— Don't forget _______ it to school tomorrow, please.
A:left; to take
B:forget; to take
C:left; to bring
D:forget; to bring
复数z=1﹣i,则z-对应的点所在的象限为( )
理一理,分一分
如图为草履虫的结构示意图,据图观察,下列各项结构与其功能匹配正确的是( )
①y= −52x−1 ②y= 2x−1 .
—____