单选题
The business of each day,（ ）selling goods or shipping them,went quite smoothly.
Ait being
Bbe it
Cwas it
Dit was
正确答案
答案解析
该题考查倒装句。其中主干为The business of each day went quite smoothly。根据句意，空格处应填一表让步的词，答案为B。该结构为：Be+主语+..此结构是一开放式条件从句，表示泛指“不管是……”，属于一特殊倒装句，可替换为whether...or,如该题干可换为“...,whether it is selling goods or shipping them,...”。