3.     He is teaching in his hometown now, but he________ in a hospital for 10 years. 
#104484
A
worked
B
has worked
C
had worked
D
has been working
推荐题目
―Hello!May I speak to Jack, please?  ―Yes, speaking. -Oh, I _______ your voice at first.
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A
don’t recognize.
B
didn’t recognize.
C
hadn’t recognized.
D
haven’t recognized.
Mr.Wang ______ two boys to send the sick boy to the nearest hospital.
#104349
A
arranged
B
has arranged
C
had arranged for
D
has arranged for