Vowel元音 [i:] 1)Do you agree, if you are free, to come to tea with me by the sea? 如...
2009-10-03
Betty Botter had some butter, "But," she said, "this butter's bitter. If I b...
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U.Unique New York. Urgent detergent! W.We surely shall see the sun shine soon. Which wristwatche...
2009-10-03
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