证明:∵EF∥AD( )
∴∠2= ( )
又∵∠1=∠2( )
∴∠1=∠3( )
∴AB∥ ( )
Danny: Good morning, Jenny.
Jenny: Good morning, Danny.
Danny: Oh, Jenny , this is my sister Kate. She is a teacher.
Kate: Nice to meet you ,Jenny.
Jenny: Nice to meet you , too, Are those your students?
Kate: Yes , they are.
Jenny: And , Who is he?
Danny: He's my brother, Jack.
Jenny: Oh, I see. Well, have a good day!
Jenny\Kate: Thanks! You , too . Bye!
带鱼、水牛、蝗虫、蚯蚓的呼吸分别依靠( )
人的一生要经过____、____、____、____、____、____、____。
下列各项中,没有语病的一句是 ( )
成绩
优秀
良好
合格
不合格
记录
正 正 正
正
人数