问题
选择题
As he ________ in the river for five hours, the thief looked very pale and hopeless. [ ]
A. trapped
B. has been trapped
C. trapping
D. had been trapped
答案
答案：D
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As he ________ in the river for five hours, the thief looked very pale and hopeless. [ ]
A. trapped
B. has been trapped
C. trapping
D. had been trapped
答案：D