1)It's a pity that he should refuse to accept the offer.2)It's a pity that he should have refused to accept the offer.请教老师：
以上2句含义的区别究竟是什么？1）表示“还没有”拒绝，2）表示“已经拒绝”了，是吗？可否说成...
It's good to know that the dogs will be well cared for while we're away. 这个句子分析：it做形式主语，to know that...不定式做主语。可以把that..句子作为主语，it做形式主语，谓语部分is good to know.这样的分析吗？
After giving her friend clothes, Xu couldn't stop
thinking about how great it was to help others.“She realized what a difference that she made for her
friend. She said that she was so easy to do and wanted to do that for more
poeple," said Xu's mother.专家老师，这是一道语篇填空题。...
I’ve never been someone who could muddle along at my life and still get straight A’s. I had to learn hard to do better, and I did.动词不定式to do better这里视作learn的宾语，还是视作结果状语 ，还是目的状语？
...wable energy in its energy mix.1.请问定语和其先行词之间能插入状语吗：也就是说for peaking carbon dioxide emissions before 2030有可能是plan的定语吗，然后时间状语on Tuesday能插入先行词和定语之间？我不确定分析成定语对不对，还请老师指点...
有老师说：独立主格结构作状语可以表示补充性说明，而with的复合结构不能。All
the stones are very heavy, one of them weighing over 3 tons. 所有的石头都很重，其中有一块重达三吨多。(作状语，补充说明，不用with的复合结构)我的疑问：...
If I had to make
just one recommendation for where to stay in Rome, it would be Yellow Hostel. It’s one of
the best-rated hostels in the city, and for good reason. It’s affordable, and
it’s got a fun atmosphere without being too noisy. As an added bonus, it’s
close to the main train station....
...bring down和to keep的逻辑主语都是government吗，所以都是目的状语吗，我感觉to bring down的逻辑主语是measures也对，to bring down作宾补。12. It took us a whole week
to get there.这里to get there是真正主语吗，一般这时候it后面有to do 都是形式主语...
It means living with uncertainty and fear of failure.我的理解是：with uncertainty和fear of failure都作状语修饰living.It is fear of failue省略成fear of failure作伴随或其它状语.请问这样理解对吗？
And
every where and always, is the dear old wrinkled face of her whose firm,
elastic step mocks the feeble saunter of her children's children, the
old-fashioned grandmother of twenty years ago；摘自《美国语文》中学课文第4课 Our
Old GrandMother老师好，1. 这个句子倒装...