_____ the room, the nurse found the tape-recorder _____. [ ]
A. Entering; stealing
B. Entering; gone
C. To have entered; being stolen
D. Having entered; to be stolen
答案:B
_____ the room, the nurse found the tape-recorder _____. [ ]
A. Entering; stealing
B. Entering; gone
C. To have entered; being stolen
D. Having entered; to be stolen
答案:B