读句子，选答语。
A. She is my sister.
B. They are in the kitchen.
C. No, they aren't.
D. He's a student.
E. No, she isn't.
写出反义词
生气—____ 左—____ 不紧不慢—____
甘肃省地处____高原、____高原和内蒙古高原三大高原的交会处。
①看到歹徒行凶，就近到派出所或打110报警 ②遇到落水者，不管任何情况马上下水救人
③外出游玩，遇到意外伤害及时自救 ④陌生人送给的饮料，尽情享用
