题干
——____________ a supermarket in the neighborhood?
——Yes, there is.
A：Is it
B：It is
C：There is
D：Is there
答案(点此获取答案解析）
D
——____________ a supermarket in the neighborhood?
——Yes, there is.
A：Is it
B：It is
C：There is
D：Is there
；③
；④垂直于同一条直线的两条直线必平行吗？⑤一个数不是合数就是质数；⑥把门关上．