请选择CBA8n.I6N8P+K What’s behind the door? ________.-]:y*S-Z-C)d)o.S+k,f0[(y
A. There’re some toys.-]:y*S-Z-C)d)o.S+k,f0[(y
B. They’re toys.-]:y*S-Z-C)d)o.S+k,f0[(y
C. This is a toy.-]:y*S-Z-C)d)o.S+k,f0[(y