the chores she has to do is 后面加do 还是doing?

问题描述:

the chores she has to do is 后面加do 还是doing?

doing
is后面不接动词原形,要么是doing要么是to do.
另外句子的意思是“她不得不做的那些琐事是……”
缺的是名词,所以要接动词的ing形式