题目内容
Don't be afraid of asking for help ______it is needed.
| A．when | B．after | C．although | D．unless |
A
解析试题分析：A. when 当……的时候；B. after在……之后；C.although 仅管；虽然； D. unless除非；如果不。句意：当有必要的时候，不要害怕寻求帮助。结合语境可知选A。
考点：考查连词的辨析。
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