单选题
We don't plan to go to the concert, and so they don't.
A. so do they B. they don't too
C. neither don't they D. they don't either
【正确答案】
D
【答案解析】[解析] 结构应用。
由and连接的这句话前半句是否定结构，后半句也要用否定结构；其形式有两种：neither do they(用neither句子要倒装)和they don't either．因此选项D为答案。