试题题干
The government claimed that tax cuts benefited the poor most, （）has yet to be proved in practice.
参考答案
正确答案：
试题解析
句意：政府声称减税使穷人受益匪浅，这在实践中尚未得到证实。空格处引导非限定性定语从句，which可以指代前面整个句子。
The government claimed that tax cuts benefited the poor most, （）has yet to be proved in practice.
句意：政府声称减税使穷人受益匪浅，这在实践中尚未得到证实。空格处引导非限定性定语从句，which可以指代前面整个句子。