将括号内的单词更换一个字母,组成新词,填在横线上,使句意完整. _____(six)down,please.

问题描述:

将括号内的单词更换一个字母,组成新词,填在横线上,使句意完整. _____(six)down,please.
_____(rice)to meet you

sit down,please
nice to meet you