The dress fits me well I don’t want to buy it because it’s too expensive.A. soB. andC. o

问题补充：

The dress fits me well, I don’t want to buy it because it’s too expensive.

A. so

B. and

C. or

D. but

答案：

A. so

B. and

C. or

(答案→)D. but

解析：第一句The dress fits me well，表示衣服大小合适，按理说要买，但是后文_I don’t want to buy it because it’s too expensive.的意思为不想买，故选but，表示转折意味。