What are some common phrases that signal a contrast between a completed action and an ongoing one?

Jan 3, 2015 ... ... for the sequential progressive encoding of continuous ... cases) which can code any possible value of DIFF, the difference between the current DC ... It is intended to provide basic information regarding the rights and responsibilities of living in and governing an HOA, as provided by the Colorado Common ... Feb 17, 2014 ... it simplifies tenses: there's only simple and continuous present to grapple with ... differences between past and present so they don't ... to present information tailored to the interests of the individual. ... This difference is seen in practice when comparing two of the current measurement. Job Aid: Social Media Descriptions (Continued). Social Media. Description. Really Simple ... • Present the information in sequence. Present the reason for the ... Past versus Present Perfect. 51. Past versus Past Perfect. 54 ... most of the verbs are in the Present Perfect (and why the Present Simple is used for verb. ... present perfect continuous and past perfect, present and past simple passive, conditional, for example with, if and unless or imperative; paragraph structure ... In other verb tenses – present continuous, present perfect, etc. – the ... When you are going to ask a question in the simple present or simple past using who or ... ... your teaching on using the present form of verbs in contrast to past tense. The resource includes lots of information about different verb tenses. Sep 22, 2014 ... Present perfect continuous ... It tends to convey an informal tone, and in most cases, the present simple or present perfect is a better choice.