问题
选择题
The boy read the article ________ and found something important in it. [ ]
A. careful enough
B. carefully enough
C. enough careful
D. enough carefully
答案
答案：B
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The boy read the article ________ and found something important in it. [ ]
A. careful enough
B. carefully enough
C. enough careful
D. enough carefully
答案：B
，试计算水池的至少多深？（g取10 m/s2）