With the development of science and technology, computers __________ our daily life.
A：play a part
B：play a part in
C：will play an important part in
D：will play
①唯心主义是人类智慧树上一朵不结果的花
②朴素唯物主义和机械唯物主义都是愚蠢的
③聪明的唯物论是指辨证唯物主义和历史唯物主义
④只要存在聪明的唯心论，就能实现聪明的唯物论
I did my in the race, but I was not first.
