The teacher required us to spend more time in listening to tapes and to speak English out

发布时间：2020-08-17 13:32:13

The teacher required us to spend more time in listening to tapes and to speak English out
A                B                 C          D
of class.C to speak--speaking 

网友回答

(答案→)C to speak--speaking 
解析：这和前面的listening是并列做介词的宾语。
以上问题属网友观点，不代表本站立场，仅供参考！