__ is well known to us all that a red light is a signal of danger. A. It B. What C. As D. That 答案 A 解析:句意:众所周知红灯是危险的信号。从成分(主语)来看四个选项都可以;从句型来看本题考查: “It is/was/has been+过去分词+that-clause”,其中it是形式主语。 相关推荐 113....
TDS levels in your water don’t automatically mean danger — in fact,somedissolved solids are beneficial. Minerals like potassium, magnesium, and calcium are part of a healthy drinking water profile. But when TDS levels creep too high, they can signal a bigger problem hiding beneath the surface...
A team of researchers from Tulane University, in their article “High Blood Pressure and Cardiovascular Disease” published in the Journal of Hypertension, highlights that abnormal blood pressure readings, whether high or low, in systolic or diastolic measurements, can signal potential health issues. T...
Both lesions and tumors in the brain represent abnormal areas, but they are not the same. A lesion is a broad term that refers to any abnormal tissue or damage in the brain, whereas a tumor, is a specific type of lesion, characterized by the abnormal growth of cells. All tumors are le...
Your body senses things before your mind fully processes them. Pay attention to physical reactions—tightness in the chest, a rush of excitement, or an uneasy feeling versus a deep sense of knowing. These bodily cues often signal insights about your state of mind and what your intuition is te...
Why not have a purely hierarchical system of combination-coding cells? There may be good reasons that certain combination-coding cells should not exist. The more complex the combination a cell represents, the more special the context to which it refers. Any experience gained in a particular conte...
The U.S. has five confirmed cases of the virus, which has killed at least 170 people in China so far.
“You deny that you are in hot pursuit of paradoxes. By now you should know that I have an equal dislike of seeing you in hot pursuit of mysteries. By turning personality into an enigma, you run the danger of idol-worship. You are venerating a mask. You see something mystical where ...
This is the recipe: present only one guest that represents your narrative; allow the moderator to frame the discourse to fit that bias and never question the narrative; go so off theme of the actual topic that the talk is supposed to cover (in this case “On Western Media and Syria”);...
this current level of discrimination still represents a significant difference in how equally qualified Black people and white people are treated. Worse still, this decrease has coincided with other forms of housing discrimination such ason Airbnbwhere applications from accounts with Black names are 16...