How do these tenses function when talking about changes in fashion or trends?

Distinguish between information provided by ... Use technology, including the Internet, to produce and publish writing and present the relationships between ... progressive, perfect) appropriate for the task, text type, and discipline (e.g., simple present for literary analysis) on an increasing variety of topics. 4 ... A simple example of behaviorism in the classroom is a ... compare different sources of information to determine which presents the strongest evidence. Nov 10, 2016 ... Can you give some examples to distinguish the use of simple past vs present perfect tense for a recent action? ... Other answers are informative ... Feb 5, 2018 ... What is the problem we wish to solve when we try to construct a rational economic order? On certain familiar assumptions the answer is simple ... Present Perfect Tense - when to use; how to form; how to use yet already, for and since; the difference between the Present Perfect and the Past Simple tenses Example: Josh will have been writing for thirty minutes by the time we have to go to the store. Perfect Progressive Tense. Present Perfect Progressive - ... 1The present perfect continuous is sometimes called the present perfect progressive. ... Compare the present perfect and the simple past. Summary of Lesson 9. However, the term present perfect simple is used here to differentiate ... The present perfect continuous is used in example 3 to describe a habit. In ... ... information about what is going on in the main clause ... • Present Perfect Progressive Tense: A present perfect progressive verb form is used to state the.