It _____ over 50 years since humans _____ first steps on the moon.A. is; have taken B. has taken; tookC. has taken; take刚才看了老师们之前针对这类问题进行的讲解，感觉A和B都行请问正确答案应该是哪一个？为什么？句子该怎么翻译？
请问It has also increased the risk that passionate consumers will voice their opinions in quicker, more visible, and much more damaging ways. there is a chance that .. there ...
...接代词what，whatever，whoever等引导的主语从句一般不能用it做形式主语。 What he found surprised me. 是否可以改成 It surprised me what he
found？为什么？2.The government had promised to do_____ lies in its power to ease the
hardships of the victims in the flood-strick...
...运送路途艰难,
但货物丝毫无损。(3) [I]保存下来：It’s
a great pity that none of his poems survive. 非常遗憾，他的诗歌没有一首保存下来。Where
written records do survive, they are incomplete. 即使那些保存下来的书面记录也并不完整。(4) [T]比…活...
...volcano has been
voted a natural wonder is because people actually watched its birth and growth
in the 1940s! the volcano's last eruption was in 1952. Then, of course, the
world's tallest mountain, Mt. Qomolangma, should of course also be added to the
list of natural wonders. Located between China a...
Itis exhilarating, but itis nearly impossible to explain to outsiders how the pieces fit together, which they often don't in any coherent way. 请老师分析一下这个句子,which 指代什么?
...e; though I am far
from accusing you of cruelty at present, because I know it to be the
established custom of your sex to reject a man on the first application, and
perhaps you have even now said as much to encourage my suit as would be
consistent with the true delicacy of the female character." "R...
... example, you might have an innovative business
concept, but not enough capital to get it off the ground. Itis impractical to
get into sports or some professional careers past a certain age.Talk to people
who have followed the route you are favoring to determine if itis an available
option for you...
In Conversation with Mr Nagesh Basavanhalli on Fiat’s Future Plans, Fiat is expanding its footprints in India.A：Fiat is one of the oldest brands in India and has seen the market growing, despite this fact; itis not in a good shape in India. What will be your strategy to revive the brand in Indi...
Islamic law is the result of an examination, from a religious angle, of legal subject matter that was far from uniform, comprising as it did the various components of the laws of pre-Islamic Arabia.请专家分析 as it did 的意思和作用，谢谢！
...代词，than或as从句分析为定语从句。例如：Life as we know it needs water and air to survive.Thisis history as it was lived by the men of the 505th Regiment.最近偶然间读到南科大的一篇有关于 as一词的学术论文。论文中把传统语法中的“as引导比较分句...
...个句子有无错误？ 1. I think I have made as perfect a plan as itis possible for any other colleague to make.
（it 需要不需要，如果可以省的话是不是必须省略？） 2. 现在的母鸡比以前的母鸡下的蛋更大
The hens lay eggs of bigger size now than hen...