【多选题】How does the writer involve the reader directly in the scene?
A.
By using the second person to address the reader.
B.
By using the present tense.
C.
By using detailed description.
【单选题】北京希电公司生产的PCM复用设备具有()功能,该功能是指设备在运行过程中,由于电源中断造成的设备断电;断电后设备内部的继电器将立即处于直通状态,这时的两路E1接口之间完全导通的,相当于2M直通头的作用,将连接在两个E1接口上的两对传输线缆连接在一起,保证子E1的业务不受影响。
【单选题】In the second scene, the man __________.
B.
left the woman without a word
C.
opened the car door for the woman
D.
made the woman very angry