spend接什么

spend doing
speng to do

spend time/money on something

spend on

for example: what's the money spend on?

sb. spend + (时间/金钱等）＋ (in) ＋ doing sth.
sb. spend + on + sth
一般情况下就这两种，但有时有的书上也有过 sb. spend on doing sth 的，但最好是用in +doing 要么in不加．

1.sb. spend + (时间/金钱等）＋ (in) ＋ doing sth. 例如，I spent two hours (in) cleaning the house yesterday.
2.sb. spend + on + sth . 例如, I spent 200 dollars on a meal.