长白山天池是我国最高的湖泊。( )P13
参考答案：错
在△ABC和△A′B′C′中，AB=B′C′=5cm，∠B=∠B′=60°，∠C=∠C′=45°，问：△ABC和△A′B′C′全等吗？为什么？
Could you tell me ? [ ]
A. how long has she teached here
B. how long she has teached here
C. how long she has taught here
D. how long did she teach here
