I don't believe he has come up with a good solution to this problem so far,___?请问反义疑问句怎么写?

I don't believe he has come up with a good solution to this problem so far,___?请问反义疑问句怎么写?
I don't believe he has come up with a good solution to this problem so far,___?
请问反义疑问句怎么写?

I don't believe he has come up with a good solution to this problem so far,___?请问反义疑问句怎么写?
has he
don't 中的 not 是否定从句中 has 的 即hasn't come up with ,所以
用has he
而如果从句中没有has 的话,即not 否定的是 comes 的话 ,这时候才用
does he

has he

does him

has he

does him
乞今为止,我不相信这个问题他能够提出这么好的解决方法,他能吗？(does him)

does him?

I don't believe he has come up with a good solution to this problem so far,(has he)?

has he 没错

Do I ?
i don't believe .. , do I ?
我不相信 。。，我有相信吗 ？