what
what why when where 用法顺口溜？
why when where 用法顺口溜？
它们的用法顺口溜是:
什么什么用What，
Who，who你是谁，Whose，whose是谁的；
When，when啥时候，
Where，where在哪里；
Why，why为什么
we learn任务过期怎么办？
这可能后台出现了问题，你再等一等应该是没有问题的，还会显示出来。
be worth sth造句？
It might be worth taking a long hard look at your frustrations and resentments.
也许值得对你的挫折感与愤懑做仔细的分析。
It might be worth your while to go to court and ask for the agreement to be changed.
你花精力上法庭请求更改协议可能会是值得的。
Customers are told what their policies will be worth on maturity, not what they are worth today.
客户们被告知的是他们的保险单到期时的价值，不是现在的价值。
You could, alternatively, hang onto it in the hope that it will be worth millions in 10 years time.
或者，你也可以把它留着，指望它10年后值好几百万。
The deal is estimated to be worth around $1.5 million.
据估计，这笔交易价值约150万美元。
The good news is that its simple to learn and can be worth the effort.
好消息是，这很容易学会，值得付出努力。