商品の市価が輸送中に急落し、________が不利となった場合などに起こり、結局________の交渉となる。
参考答案：買い手の輸入 、値引き
— Oh, this is really a small old town.
— Do you know when it ______? [ ]
A. built
B. was built
C. has built
D. has been built
反常性酸性尿
