我通常在星期一购物整天。

Generally, on Mondays, I go shopping all day long.
我通常在星期一购物整天。

一般而言，我会在星期一全天购物。

(On one Monday, at eight o'clock in the morning.) Today, I won't go shopping. I am going to practice sport all day long.
(星期一,早晨八点钟) 今天我不购物,实践体育整天而是准备锻炼一整天。

(On one Monday, at eight o'clock in the evening). Today, I didn't go shopping. I practiced sport all day long.
(星期一,晚上八点钟)今天我没有购物,实践了体育整天全天都在锻炼。

(End of year). Generally, on Mondays, I go shopping all day long. This year in June I didn't go shopping on Mondays, I practiced sport all day long.
(年底) 我通常在星期一购物整天。今年在6月每星期一,我没有购物,实践过体育整天。

（年底）通常我会在星期一全天购物。今年6月的每个星期一，我没有去购物，而是全天锻炼。