you will know what it is like _______ most of your time listening to dull reports in a meeting room

问题描述:

you will know what it is like _______ most of your time listening to dull reports in a meeting room
a spending
b having spent
c to spend
d to have spent

C
you will know( what it is like) to spend most of your time listening to dull reports in a meeting room
整理成陈述句是(to spend .)is like .
加不加分呐