Business English: A Practice Book by Rose Buhlig

10. In one decade Germany's exports to Latin-America

have shown an increase of 222%; those of the United Kingdom an increase of 115%; and those of the United States an increase of 130%. Write five sentences illustrating Rule 5. =Exercise 182--Explanatory Expressions= There are a number of expressions--words, phrases, and clauses--which are inserted into the sentence for clearness or emphasis. They add a bit of explanation but are not absolutely necessary. In other words, they might be omitted, and the sentence would still be clear. These may be of various kinds but are all similar in use. They should be set off by commas so that the reader will easily see that they are subordinate to the main idea of the sentence. A. The _appositive_ is a word or a group of words inserted lo explain the noun that it follows. (See Exercise 80.) Explain the use of the commas in the following sentences: