例句：
I used to do weight training years ago.
我多年前曾進行過舉重訓(xùn)練。
On a Thursday she used to do all the baking.
她以前每個星期四做所有烘烤的活兒。
The soldiers all used to do a six-month tour of duty in Northern Ireland.
士兵過去都要在北愛爾蘭服役六個月。
2024-06-06
例句：
I used to do weight training years ago.
我多年前曾進行過舉重訓(xùn)練。
On a Thursday she used to do all the baking.
她以前每個星期四做所有烘烤的活兒。
The soldiers all used to do a six-month tour of duty in Northern Ireland.
士兵過去都要在北愛爾蘭服役六個月。