n. perfect
adj. perfective
现在完成式 Present Perfect Tense ; Present Perfect
去完成式 past perfect tense ; had done ; pluperfect tense ; Subjunctive Past Perfect
将来完成式 future perfect
完成式的 perfective
过去完成式 past perfect ; pluperfect ; preterite perfect
未来完成式 Future Perfect
未完成式 imperfective aspect ; niedokonany
完成式测验 completion form test
豫言完成式 Prophetic Perfect
以上是一些完成式之间的微妙差异。
These are just some of the shades of difference between the perfect tenses.
在这节课上,我们将要练习使用现在完成式。
In this lesson, we will practice using the present perfect tense.
当我们使用现在完成式时,是和现在有关联的。
When we use the present perfect, there is a connection with now.
Here's a way that you can do it in a test tube without using any cells by this process called Polymerase Chain Reaction.
但有一个方法可以让你在试管中完成,不用细胞,这个方法叫聚合酶链式反应
应用推荐