past perfect造句

1、The present and past perfect tenses both belong to the perfect tense.
现在完成时和过去完成时都属于完成时态。

2、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。

3、Learn to express something with Past Perfect Tense.
学习使用过去完成时态。