要考虑的因素有好几个，不是吗？
There are several factors to consider, aren't there?
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there英 /ðeə/|美 /ðɛr/|英 /ðeə/|美 /ðɛr/
are英 /ɑː/|美 /ɑr/
aren't英 /ɑːnt/|美 /ɑrnt/
解释
复数肯定陈述句 there are 后接否定附加疑问 aren't there，标签中助动词与主句 are 一致。
There are several factors to consider, aren't there?
复数肯定陈述句 there are 后接否定附加疑问 aren't there，标签中助动词与主句 are 一致。