The importantce of the Internet grows rapidly in all fields of human life ,including not only research education but also marketing and trade as well as entertainment and hobbies.This means that is...1...more and more important to know...2...to use Internet services and,as a part of this,to read and write English. Internet services themselves are,generally speaking,easy to learn and use....3...,you will find yourself isolated on the Internet if you are not...4...with English.This means that lack of knowledge of English is one of the most severe factors that prevents people from using the Internet.Learning to use a new Internet service may take a new hours,a few days ,or even weeks,but it takes years to learn a language so that you can use it in a fluent self-confident manner.Of course,when you know some ..5...,you can learn more just by using it on the Internet. 1. A.becomes B.comes C.has D.makes 2. Ahow. B. who C.where D.whose 3. A athough. B.because C.therefore D.however 4. Asimilar. B.sames C.familiar Dlike. 5. AVietnamese. B.English C.Japanese D.portuguese