You can take as many as you like because these handouts are free of（）

单选题

You can take as many as you like because these handouts are free of（）

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单选题

of books provided by different websites on the Internet. Then download the books you like on to your e-book. You can download about 10 books at a time. Now you can just sit back and enjoy yourself reading. Compared with ordinary books, e-books have many advantages. First of all, e-books save space. You can put as many as 10 books into a thing no bigger than a pocket radio and then carry it everywhere. You can renew reading materials in your e-book as many times as you like.E-books are ________.

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填空题

You can take the books with you and read them（ ）your leisure.at

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单选题

Every vessel should at all times proceed at a safe speed. Safe speed is defined as that speed where ____ .A. you can stop within your visibility rangeB. you can take proper and effective action to avoid collisionC. you are traveling slower than surrounding vesselsD. no wake comes from your vessel

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判断题

ean and not expensive. From the hotel you can see the whole village, the forest and the mountains. Temperatures in summer are usually 20℃ to 25℃ in the daytime, but much cooler at night. Enjoy Thailand! When you visit Bangkok, do not miss the early morning river boat trip to the Floating Market. There you will buy many kinds of fruits and vegetables when you sit in your boat. Don’t forget your hat and sunglasses: the sun can be strong and it may be as hot as 40℃ about midday! Visit Hawaii! Maybe

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