Question

【题目】There ____ a river in the park. But there's a lake.( )
A.is
B.hasn't
C.isn't

Answer 1

【答案】C
【解析】句意：公园里……一条河。但是有一条河。there be 句型，从后面一句中but一词可看出前后两句意思相反。所以选C。