Would you come back to have dinner with us this evening?- I’d love to I have an i

问题补充：

--- Would you come back to have dinner with us this evening?

--- I’d love to, I have an important meeting .

A. and

B. or

C. so

D. but

答案：

A. and

B. or

C. so

(答案→)D. but

解析：句意：今天晚上你能回来和我们共进晚餐吗？我想来，但是我有一个重要的会议。根据题意，此处应表示转折，故用but“但是”。所以本题选D。