英语语法分析

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。

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。

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。