交接箱种类一般有无端子式交接箱、（）和旋转卡接式交接箱三种。
参考答案：模块卡接式交接箱
— Listen! What’s the noise?
— My brother ______ the program of the World Cup in the sitting room.
A．watches
B．has watched
C．is watching
D．watched
ENA抗体谱中不包括
A．抗nRNP
B．抗Sm
C．抗SSA、抗SSB
D．抗ds-DNA
E．抗JO-1
