This lesson is interesting .This lesson is helpful.合并成一句This less_其他解答

This lesson is interesting .This lesson is helpful.合并成一句
This lesson is -------- interesting -------- helpful

人气：197 ℃　时间：2020-06-20 10:53:19

解答

This lesson is（both）interesting（and）helpful.
这节课既有趣又有用.