A-A+
The professor found himself constantly______th
问题详情
The professor found himself constantly______the question;How could anyone do these things？
A．presiding
B．poring
C．pondering
D．presuming请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：C
解析：ponder考虑，默想，思考。preside主持，指挥。pore细想，熟读，凝视。presume假定，敢于。
