- **C.as**:可引导非限制性定从,指代整个主句内容,从句中作动词"knows"的宾语(固定搭配如"as is known"),符合语境。- **D.what**:引导名词性从句,但此处需要关系代词连接主从句,结构不符。第二题:主句是"张女士投身教育事业",从句说明"这导致了她的成功"。需用关系词指代整个主句内容,选项分析:- **A...
The Earth's crust is fragmented into ten plates, which are displaced by the movements of the mantle. Where the plates come together, they crunch over each other, dragging the rocks that were at the bottom of the ocean deep into the bowels of the Earth.地球的地壳裂成了十个板块，这些板块...
Not only is it largest se a animal, it is even bigger than an African elephant!While African elephants are the largest land ani-mals on Earth, they are tiny in comparison to blue whales. African elephants can be about 3. 5 meters tall at the shoulder and can weigh almost 5. 5 metric...
Before humans lived on theearth, whales already lived in the sea.在人类居住在地球上之前,鲸鱼已经居住在海里了。Now, there are not manywhales.现在,鲸鱼不多了。If we change now, whales andhumans will have a bright future....
1.当句中有than 时则用比较级。 eg: He is fatter than me. 2.当句子中的比较对象为两者时用比较级:“特殊疑问词+be+形容词比较级,A or B?” eg: Which is bigger,the earth or the moon?哪一个大,地球还是月球? 3...
一、用括号内所给形容词的适当形式填空。1. Which isbigger (big),the moon or the earth?2. -What is the weat
What’s more, the history behind these objects is complicated. 更重要的是,这些物品背后的历史很复杂。 In the case of the Benin bronzes, for example, questions can be asked about the actions of local leaders, as well as the European powers. 以贝宁青铜器为例,我们可以对当地领导人以及欧洲列强...
There are lots of animals on the earth. What is the biggest animal of all? The whale or the elephant? We all know elephants are the biggest animals on land. But blue whales are bigger than any other animal in the world. A blue whale can be more than thirty meters long and weighs ov...
Thousands of years ago , people living in the ancient city of Troy ( in modern-dayTurkey ) threw their garbage on their floors .When the floors grew filthy enough , the people would put another layer of earth on top to bury the garb...
As the world heats up, the risk increases that the planet will reach 'tipping points', where Earth’s systems cross a threshold that triggers irreversible or cascading impacts. Exactly when those points would be reached is uncertain.随着全球变暖，地球达到“临界点”的风险也会增加。一旦到达这个...