i don't believe reading is so popular among young people,___?

i don't believe reading is so popular among young people,___?
i don't believe reading is so popular among young people,___?

i don't believe reading is so popular among young people,___?
i don't believe reading is so popular among young people,__is it_?这是否定转移的句子,后边反义疑问应对从句内容提问,reading is so popular among young people一句为肯定,但视为否定,因为I don't 含有否定

isn't it?

is it
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