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whether big bang theory is a TV program or not? In china, it is a sitcom but is not a TV program How is it in English?
March 17, 2015
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Do you think e-mail is a kind of letter in English? Or letter just means written on papers? I want to know the meaning of letter in English. In Chinese, letter contains both e-mail and paper letter. but is it the same in English? Or letter just means written on papers?
February 22, 2015
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