How did the Earth get so many species (物种)? For thousands of years, people wondered. In the 1840s,one naturalist had an idea. His name was Charles Darwin. He spent his whole life studying animals and insects (昆虫
The students skim the text and match the main ideas with the paragraphs. To train the students to get the main idea by skimming.5'2. Scanning The students scan the text and generalize: 1.)How did the earth form? 2.)How did life began and develop on the earth. To make the students ...
How on earth did we come to this? We protect our childrenobsessively from every harm... 答案:46-50 ABAAD 46. Which group of people does the author say has almostunrestricted access to children? A) Advertisers. 47. What kind of people should we enable children tobecome according to the a...
This strategy has now become the norm across sports, and for the Sixers' sake, it did yield them Joel Embiid, the team's first MVP winner in 22 years. But it's also been filled with crisis after crisis. Two number one picks that flopped and big time trades, first for Jimmy Butler ...
How did the atmosphere form around the Earth? About 4.1 billion years ago the planet began to settle down. It was then that time earth locked into an orbit around thesun. From here the surface began to cool down slightly. It was around this time that the first atmosphere started to take...
What factors have caused Earth to evolve over geologic time? How is granite formed in the rock cycle? How was Mount Everest formed? How did the theory of plate tectonics develop? How were the Kunlun Mountains formed? How are fossils most commonly formed?
Directions: For this part, you are allowed 30 minutes to write an essay that begins with the sentence"Today there is a growing awareness that mental well-being needs to be given as much attention as physical health."You can make...
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Directions: Suppose the university newspaper is inviting submissions from the students for its coming edition on a campus event that has impressed them most. You are now to write an essay for submission. You will have 30 minutes to write the essay. You should write at least 120 words but no...
As the earth cooled down, water appeared and stayed__【4】_ the surface. It was the presence of water ___【5】___allowed the earth to dissolve harmful gases and acids into the oceans and seas, which made __【6】__ possible for life to develop. First, the appearance of small plants...