选A
无论何时你遇到问题,
whenever无论何时,while当...时,although尽管,until直到...时
根据语意,故whenever最合适
you can ask me for help_you have problems
you can ask me for help_you have problems
thank you
A.whenever B.while C.although D.until
thank you
A.whenever B.while C.although D.until
英语人气：737 ℃时间：2019-11-06 23:20:36
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