星期四英语：Thursday。它可以作为名词，意为“星期四”，它也可以作为副词，意为“在星期四”。
on Thursday 在星期四；于星期四
every Thursday 每周四
the following Thursday 下一个星期四
a fortnight on Thursday 两周后的星期四
the Thursday before last 上上个星期四
the Thursday after next 下下个星期四
例句
1、委员会将在下星期四上午11:30开会。
The committee will convene at 11.30 next Thursday.
2、警方拘留了两名与上星期四的银行抢劫案有关的男子。
Police are holding two men in connection with last Thursday's bank raid.
3、这商店每星期四都会开到很晚。
The store stays open until late on Thursdays.
4、我星期四去了巴黎，第二周的星期一就回来了。
I went to Paris on Thursday, and came back the following Monday.
5、我们下星期四见。
I'll see you Thursday week.