The Phrase (phrases) from Exercise 3-5 students have done is make up a sentence, sentence, 6 6 phahupcha singular correct sentences, such as the number of articles 5 (made into paper, A4)
The Phrase (group) Exercise 3-5 from the Student done. The sentences are correct singular plural six sentences six sentences, for example 5 items (made into paper A4).
The Phrase (words) from Exercise 3-5 students finish, but true sentences. The singular 6 sentences, plural number 6 sentence as an example. The 5 items (made into a paper A4).