这个是被动语态，are+动词过去分词，是句式固定的用法 这是一般现在时的被动语态的构成be＋done
（宾语从句）That is why they're called the Winter Olympic. 这就是为什么他们被称为冬季奥运会。（表语从句）PS：之前有答友说这是一个特殊疑问句，是不对的。特殊疑问句应该把be动词提前，也就是：Why are they called the Winter Olympic? 为什么他们被称为冬季奥运会？就是个一般疑问...
Why are coral reefs called “the rainforests of the sea”?A. Because they are home to a wide variety of sea life.B. Because they can protect our coasts from storms.C. Because they might supply natural medicines.D. Because they look like rainforests.答案：A 分析：正确答案:A 解析:根据第...
Exercises do little good if they don’t have time to sink in.Finally,find the best time of day to do your studying.Don’t do it when you have many other things on your mind or when you are exhausted. Your mind has to be receptive for learning to take place....
Why Are They Called the Big Five? Historically, the big five got their fame becausethey were the most sought-after hunting trophies. And not just because their heads appeared most impressive after a visit to the taxidermist. Simply put, the big five were the most dangerous African animalsto...
Besides, doctors tell us that drinking water each day is healthy.For many kids, juice or milk are their favorites. These drinks are healthy and give kids vitamins and energy (能量) during the day. Adults usually choose between tea or coffee.【小题1】What does the writer want to tell ...
Gibbonsbelong to a group of animals calledprimates. They are small apes that live in South East Asia. When they communicate with each other they sound like they are singing – and some sing induets– but why? Listen to Rob and Neil...
百度试题 结果1 题目2. ___ That's why they're called_(那就是为什么它们被称为) the Winter Olympics. (why引导的表语从句) 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
3.What are some cons of having a pet? Buying and owning a pet is expensive; they can be messy and noisy; larger pets need to be trained; not all family members or guests may like the pet; some family members or guests may have allergies to the pet; care for the pet needs to be...
using very loose brush strokes that suggest rather than delineate it. Monet explained the title later: “I had sent a thing done in Le Havre, from my window, sun in the mist and a few masts of boats sticking up in the foreground… They asked me for a title for the catalogue, it cou...