问题
选择题
It is ____ asking Tom for help, for he is always the last to help others. [ ]
A. useful
B. helpless
C. helpful
D. useless
答案
答案:D
It is ____ asking Tom for help, for he is always the last to help others. [ ]
A. useful
B. helpless
C. helpful
D. useless
答案:D