问题
选择题
The sick ____ been cured and the lost ____ been found. [ ]
A. has; have
B. have; has
C. have; have
D. has; has
答案
答案：C
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The sick ____ been cured and the lost ____ been found. [ ]
A. has; have
B. have; has
C. have; have
D. has; has
答案：C
的整数解只有一个，为-2．