2. theory (Theory) Astrophysicist Dave Goodburg (Dave Goldberg): When the general public (and a handful of people with ulterior motives) hears the word theory, they usually equate it with idea or supposition. In fact, the theory should be a complete system that contains verifiable ideas and...
aChanges in home really fast. Previously, the family house is very old, broken everywhere, and even some corner of the moss has grown, made a mold. Under heavy rain, the housing estate, take the ride for the next subtitle of the rain, so the house really good live. Now, the family...
B。解析:先行词是“the scientist”,从句“theory has been proven right”中表示所属关系,“whose”用于表示人或物的所属关系,这里表示“科学家的理论”,所以选B。“who”在从句中作主语,“which”用于指物,“that”在从句中作主语或宾语,均不符合本题语义。反馈...
A. Depression has some direct physiological impact on the heart. B. Antidepressants are closely related to heart disease. C. Antidepressants" disadvantages outweigh their advantages. D. Anger and hostility may contribute to a heart attack.
It has been proven that 指某件事被证明是客观真实的.例句:It's been proven that the answer is wrong.事实证明,答案是错误的.此处的It 是形式主语,指代that后面的东西.Her action proves that 指她的行为证明了... 结果一 题目 prove为什么有时是用主动 有时用被动 比如It has been proven that.her ac...
It has been proven that on the Earth, the closer one stays to the Earth, the more slowly time would seem to go.。A.正确B.错误点击查看答案进入小程序搜题你可能喜欢机车走行部采用( )的结构形式。 A. 转向架 B. 固定架 C. 活动架 D. 滚动架 点击查看答案进入小程序搜题...
prove是没有被动的,所以不能用 it has been proven 应该是 it has proven.
【解析】答案:It has been proven that optimistic people tend to get more employment opportunities.1. It has been proven that..是一个句型,意为"已经证实",it是形式主语,真正的主语是that引导的主语从句;2.that从句表示的是一般事实,要用一般现在时;3.tend to do sth.易于做某事;有做某事的倾向。故填...
It has also been proven that active people tend tohave better immune systems and are at lower risk ofdiseases.活跃的人往往有更好的免疫系统,患病的风险更低,这一点也已经被证明。It是形式主语,that引导的从句是真正的主语,叫作主语从句。其中that没有实际意义,也不作成分,只起连接作用,不可以省略。(1...
Our management technique has been proven to be the most effective way to get into a target market and acquire potential customers.() A.我们的管理业务已经实现了市场目标,新客户也已获利,形势令人鼓舞。B.我们的管理理念是极为先进的,市场定位也是准确的,会赢得新的客户。C.我们的管理方法证明是非常有效...