| Grammar Practice for Pre-Intermediate Students gives short, clear explanations of all the main areas of English grammar, and provides practice exercises for you to do.
There are two ways in which this book can he used: (i) in class with help from your teacher; (ii) at home by yourself.
If you are using the book by yourself, use the Index and the Contents list to find the area that you want to study, read the grammatical explanation, and then do the exercise. To check your answers, you will need to use the edition of Grammar Practice for Pre-Intermediate Students with Answer key.
We hope that Grammar Practice for Pre-Intermediate Students helps you to improve your English. |
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Electronic Commerce
Electronic Commerce, Ninth Edition provides complete coverage of the key business and
technology elements of electronic commerce. The book does not assume that readers have
any previous electronic commerce knowledge or experience.
In 1998, having spent several years doing electronic commerce research, consulting,
and... | | Oracle High Performance Tuning for 9i and 10gMaster the three parts of tuning an Oracle database: data modeling, SQL code tuning and physical database configuration.
A data model contains tables and relationships between tables. Tuning a data model involves nNormalization and dDe-normalization. Different approaches are required depending on the application, such as OLTP or a... | | |
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