A-A+
He found it necessary for us______ from each o
问题详情
He found it necessary for us______ from each other.
A．to help and learn
B．helping and learning
C．to learn and to help
D．learning and helping请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
解析：it为found的形式宾语，而后面的不定式tohelpandlearnfromdachother为found的真正宾语。
