题目

When you choose to send one of our free E-cards, you save paper and give friends and family the opportunity to enjoy the wonder of nature. Celebrate the beauty of our natural world and send an E-card to friends and family who care about protecting our planet. Feel free to set your E-card to arrive on any day you please. Looking for something to do besides sending an E-card? Check out our Everyday Environmentalist page with eco-tips on how to live greener, and become an e-member of our free global online community or calculate(计算) your carbon footprint. You can even upload your photos to our site and your photo may be featured in an E-card next year! 29．For what purpose is the passage written? A. Offering free E-cards to call on planet protection. B. Celebrating the beauty of our natural world. C. Introducing various cheap and wonderful E-cards. D. Advertising the E-cards for some commercial profit. 30．To your little sister who is an animal lover, you’d better send her _. A. a special occasion E-card B. a habitat E-card C. a seasonal E-card D. a wildlife E-card 31．For your father’s birthday, you’d better choose an E-card from column. A. Seasonal E-card B. Special Occasion E-card C. Habitat E-card  D. Best of Nature E-card D 答案：ADB

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