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1·The preparatory work for the conference had been undertaken at two meetings of experts.

在两次专家会谈中，人们已经着手了会议的筹备工作。

2·We are pushing our kids to get good grades, take SAT preparatory courses and build resumes so they can get into the college of our first choice.

我们督促孩子取得好成绩、参加 SAT 预备课程、制作简历，这样他们就能进入到我们首选的大学。

3·To attach the preparatory to the senior school these three classes were known officially, on speech days and in reports, as upper, middle, and lower second.

作为高中的预备班，在演讲日和报告中，这三个班被正式称为上、中、下二班。

4·In the new global economy, students who fail to finish the ninth grade with passing grades in college preparatory coursework are very unlikely to graduate on time and go on to get jobs.

在新的全球经济中，未能完成九年级学业并通过大学预科课程的学生很难按时毕业并找到工作。

5·At least a year's preparatory work will be necessary before building can start.

在建造开始之前至少需要一年的准备工作。《柯林斯英汉双解大词典》

6·Political leaders have reached a tentative agreement to hold a preparatory conference next month.

政治领导人已经就下个月召开准备会达成初步协议。《柯林斯英汉双解大词典》

7·Students find the preparatory method helpful in examinations.

学生们发现备考方法对考试很有帮助。

8·The news was carried the day after a preparatory team led by his senior advisor Ali Korum ended a 4-day visit to the Iraqi capital Baghdad.

在他的高级顾问阿里·柯鲁姆领导的预备队结束了对伊拉克首都巴格达为期4天的访问后，这一消息被公布。

9·A survey of entrepreneurs who started companies last year shows that while virtually all did substantial preparatory research and planning, only half used that work to produce a formal business plan.

一项对去年创办公司的企业家的调查显示，尽管几乎所有人都做了大量的准备研究和计划，但只有一半人利用这些工作制定了正式的商业计划。

10·All the preparatory work has been completed.

各项准备工作均已就绪。《新英汉大辞典》

(1)preparatory work准备工作；筹备工作

(1)preparatory stage准备阶段；预备伐

(1)preparatory committee筹备委员会

(1)preparatory course预科；预备课程

(1)preparatory school预科；预备学校

(1)preparatory meeting筹备会议，预备会议