No matter how frequently ______, the works of Beethoven always attract large audiences.A.performing B.performed C.to be performed D.being performed请老师详细讲解这道题，谢谢老师!
...机检验着国际社会加强合作的诚意和水平。英文：The financial crisis is a test of the readiness of the international community to enhance cooperation.问：在英文翻译中 to inhance cooperation 是作 international community 的后置定语？如果这样，在中文表达中...
A year and half later, my grandfather became gravely ill. When he returned from several weeks in the hospital, he wanted his bed next to the window, where he could see his beloved rosebush.from 加weeks是什么意思？还有in从医院里回来吗？
I haven't met him for ages, but his mother ________ him sometimes.A. had still seen B. still sees C. has still seen D. still saw老师，这道题我选的是C可答案是B。请问这是问什么？
Much time___ sitting at a desk, office workers are generally troubled by health problems.
A. being spent B. having spent
C.spent D.spending
这道题目是独立主格结构，选择C，但是我疑惑的是为什么不是workes为spend动作的逻辑主语，我可以认为是w...
Only the aberrations of my great-grandfather's relationship with horses have survived, as when he would be bathe in the river with his favorite horses, or when, as my grandmother told my mother, he insisted on conceiving his ninth child in the stall of a bay m...
He, being no silent mute, will tell you the truth.老师好，对分词being no silent mute，我有两个疑问：一是being no 和being not有何语意区别？二是既然可以写not being a silent mute，那可以写no being ……吗？
No other incumbent president in the past three decades has enjoyed such a high percentage of people saying they feel better about their economic situation....of people saying they... 这里saying是动名词还是现在分词呢？根据句意，为什么不是...of people having said they......
You'd better see Dr Wang about that cough.Did he often come to the hospital on consultations?...Nina,you should have faith in doctors ,especially in DR Wang,he is a very experienced expert....我不太理解这组对话中，那几个介词短语的作用，想请老师讲解以下,谢谢