The Past Perfect Tense

We can use the past perfect tense to talk about an action that happened before another action in the past .

我们可以用过去完成时态来谈论在过去某个时间之前完成的动作。

We use the past perfect continuous tense to show that an action started in the past and continued up until another time in the past .

我们用过去完成进行时态来形容一个在过去开始的行动，这个行动持续到过去的另一个时间。

And will learn The simple past tense , The present perfect tense , The past perfect tense as well as The future tense .

这个学期，我们学到了过去时，现在完成时，过去完成时和将来时等。

B.Fill in the blanks with the past perfect or simple past tense of the verbs in brackets .

试用括号里动词的过去完成时态或一般过去时态来填充空格。