【yawning】Hekeptyawninginclassthismorning.Thatis___hestay...

发布时间：2021-03-20 10:19:39

He kept yawning in class this morning. That is _____ he stayed up late doing his homework last night. A．why B．how C．because D．whether

网友回答

【答案】 C
以上问题属网友观点，不代表本站立场，仅供参考！