Its doubtful the goverment of that country can accept them as permanent residents
答案给的whether，很不可以理解我感觉应该填that啊，请老师对我的错误和答案的理解给出相应的讲解。
It has puzzled me the old man tied a red silk ribbon on the young tree in his countryard
答案给的why，很不可以理解我感觉应该填that啊，请老师对我的错误和答案的理解给出相应的讲解。
I dont like people who I have nothing in common with
这句定语从句中有个固定词组have in common with 这里的common是名词，那样为何不可以有noting common with 如此的结构呢？就是不定代词后跟了个形容词短语呢？
Its doubtful the goverment of that country can accept them as permanent residents
答案给的whether，很不可以理解我感觉应该填that啊，请老师对我的错误和答案的理解给出相应的讲解。
回答如下：
以上句子结构是：以上句子结构为：由it作形式主语，whether 从句充当真的主语的一个“主语从句”
句子句子结构如下：
Its doubtful whether 主语+do sth 意思是“主语会不会做某事”未定局的; 怀疑的”
从语法理论上讲填that很好，但填whether会更好，由于主句的系动词doubtful本身就是一个不愿定，表示有疑问的意思，因此后面需要用whether“表示不确定对应.
Its doubtful the goverment of that country can accept them as permanent residents
Its doubtful the goverment of that country can accept them as permanent residents
参考译文：那个国家的政府能否接纳他们为永久居民是让人疑问（意思是还不确定/拿不定主意）
比如下面的句子：
It is doubtful whether Tweed, even with his fluent French, passed for one of the locals.
尽管特威德能说一口流利的法语，他是不是能被当作当地人还非常难说。
It has puzzled me the old man tied a red silk ribbon on the young tree in his countryard
答案给的why，很不可以理解我感觉应该填that啊，请老师对我的错误和答案的理解给出相应的讲解。
回答如下：
以上句子结构为：由it作形式主语，why 从句充当真的主语的一个“主语从句”
句子句子结构如下：
It puzzle sb why sb do sth 使我非常迷惑的事情某人为何要做某每件事情
（puzzle vt ：使迷惑；使困惑; puzzle sb 是某人迷惑）
It has puzzled me why the old man tied a red silk ribbon on the young tree in his countryard
参考译文：使我十分困惑的事这个老人为何在他院子里的小树苗上系一条红色丝绸缎带。
I dont like people who I have nothing in common with
这句定语从句中有个固定词组have in common with 这里的common是名词，那样为何不可以有noting common with 如此的结构呢？就是不定代词后跟了个形容词短语呢？
回答如下：
参考译文：我不喜欢与我没一同之处的人.
参考译文：我不喜欢我与他没一同之处的人.
have something in common with sb 为一个固定搭配，意思”与某人有一同之处
I dont like people who I have nothing in common with
have nothing in common with sb=与某人没一同之处
那样为何不可以有noting common with 如此的结构呢？就是不定代词后跟了个形容词短语呢？
缘由回答如下：
由于in common with 介词短语作后置定修饰前面的“不定代词nothing
与某人有一同之处与以下2种表达
in common with sb （介词短语）
have sth in common with sb have sth in common with sb 与某人有一同之处
have nothing in common with sb 与某人无一同之出
What do/does A have in comon with B （A与B有哪些一同之处）
What do Chinese college graduates have in common with ants?
中国的大学毕业生跟蚂蚁有什么一同之处？
注意和其他不定代词+形容词要不同对待
something important
something interesting
something else
nothing else
anything useful
