They are destructive to ()
A. orchards
B. extrme
C. who
D. spare
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It pained the headmaster to find the number of students shrinking
A. 对
B. 错
humble origin卑微的出身
A. 对
B. 错
Why are you so humble in presence of your boss
A. 对
B. 错
You must learn to behave in a more mature way
A. 对
B. 错