问题：
—We’ll make a trip to Hainan Island next weekend. Will you go with us?
—No, I can’t ____________ it at present.
A. afford B. offer C. accept
—We’ll make a trip to Hainan Island next weekend. Will you go with us?
—No, I can’t ____________ it at present.
A. afford B. offer C. accept
—No, I can’t ____________ it at present.
A. afford B. offer C. accept
参考答案：