【正确答案】 C

【答案解析】[解析] 句意：我们要求菲利普和我们一起走，因为他认识路。本题考查连词辨析。A选项意为“除了”，表示不同种类中的除此之外；B选项引导目的状语从句时，表示“以便；为了”；C选项意为“因为”，可以用来引导原因状语从句；D选项意为“当…时”，引导时间状语从句。故C正确。 1．except for“除了…”，后面加名词或名词性短语。 e.g.：Your composition is good except for the handwriting.除字迹外，你的作文很不错。 2．so that引导目的状语从句。 e.g.：The little boy saved every coin so that he could buy his mother a present on Mother's Day.小男孩节省每一个硬币为了能在母亲节给妈妈买一份礼物。 3．as引导原因状语从句。 e.g.：I went to bed early, as I was exhausted.我睡得早，因为我筋疲力尽了。 4．when引导时间状语从句。 e.g.：When he had finished his homework, he took a short rest.当他完成作业后，他休息了一会儿。