什么是将来完成进行时
将来完成进行时,是英语中,动词的一种基本时态,其构成为:主语+shall/will+助动词have+been+动词的现在分词+其他成分。其表达的意思为:表示某种情况下一直持续到说话人所提及的时间。
一、将来完成进行时的结构
主语+ shall/will + have + been + 现在分词 + 其他成分
如:
1.I shall have been working here in this factory for twenty years by the end of the year.
2.The play is coming off in August. By then the play will have been running for three months.
3.By Friday midday, they will have been working on it for seven days.
二、将来完成进行时的用法
在下列句子中,will是情态助动词,有“大概”或“我想”的含义。
如:
1.You’ll have been wondering all this time how my invention works.
2.They will have been having a holiday yesterday.
3.By the time John retires, James will have been practicing for 10 years.
4.If we don't hurry up the store will have been closing before we get there.