单选题 —When can I come for the photos? I need them this afternoon.
—They should be ready by 12 o'clock. You can______us, sir.

【正确答案】 C
【答案解析】[解析] 短语辨析。A为“(尤指进餐时)照料，伺候，拜访，探望”；B为“当心，留意”；C为“依靠，依赖，信赖”；D为“号召，召唤”。C符合题意。