As China
____________(join) the ranks of middle-income countries, the demand for health
services has increased accordingly.此处答案为joins，说是客观事实，我不是很理解，“加入”这个动作不是发生在过去吗，为什么不能用joined？
That's because Congress has always envisioned joint federal-state
immigration enforcement and explicitly encourages state officers to share
information and cooperate with federal colleagues.我想问的是with federal colleagues介词短语做状语，修饰的是哪一部分？to share
information ...
And told db: "Being a destination that has
profited for years on its reputation for being a bit of a party city, it seems
like they're trying to have their cake and eat it with this. I don't think it
will deter stags and hens from heading to Prague at all." 一直都想问一下这个being 加名词...
...n of a turkey dates back decades. The first ever recorded turkey pardoning was by president Abraham Lincoln,whose sun Ted asked him not to eat the turkey that was given to the president, but it didn't become a tradition until more modern times.1）a presidential pardon of a turkey 和 turkey pardoni...
...话是：Even if families are less likely to sit down to eat together than was once the case, millions of Britons will none the less have partaken this weekend of one of the nation's great traditions: the Sunday roast.疑问：1）为什么句中will不是将来完成时的助动词，即不是...
...部分；类似于how to do实际上是how we are to do的省略式；1.I was thinking about all sorts of mechanical ways of how we can live more in tune with the environment rather than to exploit it问题：rather than后面本质上是(we are ) to exploit it的省略吗？？2.They thus increased...
...of utility is meant the principle which it appears to have to augment or diminish the happiness of the party whose interest is inquestion.这句话中的 which 为什么后面要添加 it？which 在这里指代什么成分呢？加it的话后面就变成了一个完整句子了，which 在从...
...ING (品尝的)少量，一点，一小口If you have a taste of some food or drink, you try a small amount of it in order to see what the flavour is like.We have a taste of the white wine he's brought. 我们尝了尝他带来的白葡萄酒。 以上的a taste of 都表示“...
...语从句？如果不可以那么这里的错应该不是it。原句：I（or You）must be going
now. We ought to be starting work.I have to be dressing for the party. 以上三句 我的疑问2：表示即将直接 be going/starting/dressing不就行了吗？我的疑问3：像这样助动词和...
The goverment has planted 5,000 trees and plans to continue planting more trees in/for the next five years.我觉得都可以吧，for+时间段表示一段时间里面持续的状态，那么就是5年之内持续保持种树。而 in the next five years 可以表示在接下来的五年里。不...
语法填空题。Beijing Opera is our national opera. It has a history from 1790. Its
music and singing ____(come) from Anhui and Hubei.答案给的是came。为什么不是comes呢？表明以前是来自于安徽和湖北？难道就现在不是了吗？这和I come from Shandong. Country m...
我知道，the...of which 可以引导非限制性定语从句。如：Fred comes from a village, the name of which escapes me. China has thousands of islands, the largest of which is Taiwan.请问：the...of which 可以引导限制性定语从句吗？