When I got out of the car and walked about among them,

WhenIgotoutofthecarandwalkedaboutamongthem,____oneoldmanwhoshookhisheaddisapprovingly,theyallbegantocheer.

seethat

exceptthat

providedthat

exceptfor

答案及解析：本题考查非谓语D选项，句意：当我下车走在他们中间的时候，除了一个老头不满地摇了摇头，大家都开始欢呼。exceptfor意为“除…以外”，后接名词，故D选项正确。A选项，seethat意为“留意…;负责…;务必…”，故排除。B选项，exceptthat意为“除去…之外”后接句子，故排除。C选项，providedthat意为“倘若，在…条件下”，故排除。故正确答案为D项。