A:【What can I do for you】? B:Yes,I can’t find my twin daughters. A:【Don't worry .】 We can help you.【How old are they】 B:They are 10 years old. A:【What do they look like】? B:They are thin with short...
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Do you like rice? What do you have at breakfast? What is your favorite color? Jenny does her homework in the afternoon It's time for lunch...
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居里夫人 Marie Curie,or rather Marya Sklodowska,was born in Warsaw on November 7,1867.At the time,the Polish capital was occupied by the Russians,who were seeking to weaken the local élite but nonetheless tolerated...
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We can take it to be zero. 可以令它等于零. So,we set this to be zero. 因此,我们令它等于零. We are setting y equals constant. 我们令y等于常数. What if I plug t equals 0 in here? 如果我令t...
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