31.There are exceptions to this rule, but ___ this is a good rule of thumb to use.
(A)by and large
(B)at large
(C)by accident
(D)at length
【用戶】KlugTina
【年級】高一下
【評論內容】實用方法; 概測法; 約略的衡量基本原則; 經驗法則; 行事法則Every student's rule of thumb should be: study hard ! 每一個學生的法則應該都是用功讀書。The rule of thumb in this business is courtesy . 這門生意的形式法則是禮貌至上。As a rule of thumb, you should cook a chicken for 20 minutesfor each pound that it weighs . 憑經驗估計, 每磅雞肉應烹調20分鐘。