cook, on, do, live, busy, read, play, about, clean, weekend
Hello! My name is Zhang Ming. I ____ in Qingdao. I am a student. Do you want to know about my ____? I'm very happy ____the weekend. I can ____many things(事情). Usually I do my homework and ____books. Sometimes I ____the rooms and ____dinner with my mum. I often watch TV and ____ pingpong with my father. I'm ____at home. This is my weekend. What ____your weekend?
下列关于人类遗传病的叙述,正确的是 ( )
如图,PA,PB分别是⊙O的切线,A,B分别为切点,点E是⊙O上一点,且∠AEB=60°,则∠P为( )
请你观察图片,先算一算,再画一画。
框里装了21个土豆,画出比土豆多15个的数
列式:____。
画图:____。