英语语法分析

Each group was given three tests - a pretest, a posttest, and a test a week after the first two tests.

每个组进行三项测试——前测、后测以及两项测试后紧接一周的测试。

Results: There were significant differences between the pretest and posttest scales of experimental group.

而对照组的前、后测分值的差异无统计学显著性。

We undertook the pretest and posttest about concepts, methods and functions of community health service marketing.

问卷内容包括对社区卫生服务营销服务的概念、方式、方法、作用的知晓情况。