车站接到列车移交患有重大传染病的旅客，应移交当地医院，并做好移交记录。
参考答案：错
How long ______ teaching? Forty years.
A．he will have been
B．will have he been
C．will have been he
D．will he have been
请任意画一条线段AB．
（1）取它的中点M，再过M作直线PM⊥AB；
（2）在PM上任取一点N，连接NA，NB；
（3）比较NA与NB的长短．
