The whole afternoon was spent in___ games on computer. That’s to

The whole afternoon was spent in___ games on computer. That’s to say, he wasted the whole afternoon in __ nothing worth at all.
A、playing, doing
B、playing, to do
C、to play, doing
D、to play, to do
【正确答案】：A
【题目解析】：两个空都位于介词之后，要用ing的形式。