Coal probably was formed about 300 million years ago by (39) ___ trees and other plant life growing in (40) ___. These trees and plants died and then fell into the water. They contained the elements oxygen, hydrogen, and (41) ___. As the earth chan...
Two days ago, I suddenly accepted the notice that there would be an academic meeting this Friday night in our department and everyone was asked to attend. I know that my changing plan has definitely caused some inconvenience to you. I am so sorry f...
11.All work is pleasant_ ___when the habit of working is formed. A. done B. doing C. to do D. to be done 12.The man ___in a blue jacket at the party was a doctor. A. put on B. dressed C. had on D. wore 13.People are talking about the new play ___in...
school-enterprise cooperation and the on-the-job internship. Up to 600 vocational education groups were formed, covering 50% of secondary vocational schools and 90% of higher vocational institutions. In higher education, a pilot program was launche...
Despite the initial challenges, I am grateful for my time in the boarding school. Not only did I receive a high-quality education, but I also learned valuable life skills a...
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