[英语非谓语填空]i often hear people___________ (say)……i often hear people___________ (say),"_________(say) is ___________(believe)".后两个空格没问题,是to see/seeing；to believe/believing但是前面一个就不知道了,

[英语非谓语填空]i often hear people___________ (say)……
i often hear people___________ (say),"_________(say) is ___________(believe)".后两个空格没问题,是to see/seeing；to believe/believing但是前面一个就不知道了,