描述事物特征与颜色的综合操练 — 英语选择题

阅读对话，选择正确的描述。 老师：What colour is the schoolbag? Is it big or small? 学生：It's blue and it's small. 老师：What about the pencil case? 学生：It's red and it's big. A. The schoolbag is blue and small. B. The pencil case is blue and small. C. The schoolbag is red and big. D. The pencil case is red and small.