Speaker A: I'd love to come to your barbecue on Saturday but my cousin is arriving from Cali-fornia that day.

Speaker B: That's no problem. The more the merrier. I'm glad__________

A. I can hold such a barbecue for you

B. your cousin will be arriving from California then

C. we finally have a chance to get together

D. that you're too busy to my barbecue

C【解析】说话者A说：“我愿意出席你的周末野餐烤肉会，但我的表兄弟那一天从加利福尼亚来。”说话者B说：“那没问题。人越多越高兴。我们终于有机会相聚了。”言外之意，说话者B请说话者A和他的表兄弟一起来。