there remain some problems to be solved中的remain可以用be代换吗

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thereremainsomeproblemstobesolved中的remain可以用be代换吗thereremainsomeproblemstobesolved中的remain可以用be代换吗th

there remain some problems to be solved中的remain可以用be代换吗
there remain some problems to be solved中的remain可以用be代换吗

there remain some problems to be solved中的remain可以用be代换吗
可以用 are (be) 来代替