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1·I used to do weight training years ago.

我多年前曾进行过举重训练。《柯林斯英汉双解大词典》

2·On a Thursday she used to do all the baking.

她以前每个星期四做所有烘烤的活儿。《柯林斯英汉双解大词典》

3·When I used to do that when I was a kid, my mom would spank me.

我小时候做那种事时，我妈妈总是打我的屁股。《柯林斯英汉双解大词典》

4·The soldiers all used to do a six-month tour of duty in Northern Ireland.

士兵过去都要在北爱尔兰服役六个月。《牛津词典》

5·The giant came again, and wanted Dick to sing as he used to do.

巨人又来了，想让迪克像以前一样唱歌。

6·No--but I'd say come in the night as we used to do--it's better.

没有——不过我想说，还是像我们以前那样，晚上来吧——这样好些。

7·RPC for pilotscale experiment was used to do the pilotscale experiment on acetic acid complex extraction process.

采用中试振动筛板萃取塔对醋酸稀溶液的络合萃取过程进行了中试实验研究。

8·Listing 3 shows the code used to do this.

清单3展示了完成这个任务的代码。

9·Mary: My grandpa used to do the same thing.

玛丽：我爷爷以前就是这样。

10·I couldn't do the level of stuff I used to do.

我不能做我以前常做的那个水平的东西。