Thefirst sentence is the present perfect. But, the present perfect isn't usually used if you say the time (one hour ago). The past simple is usually used: I reached school one hour ago. Also, the verb reach doesn't take a preposition, so delete 'at'. The second sentence is correct. Thepast progressive tense describes an ongoing activity in the past and is formed with the past tense of ''to be'' (was or were) and a past progressive verb (also known as a verb's present Learnthe 4 present tenses in English with useful grammar rules, example sentences, and ESL printable worksheets. The English language can express actions in the past, present, and future using various verb tenses. In total, the language has twelve verb tenses: Simple Past. Past Progressive. Past Perfect. Past Perfect Progressive. Simple Present. Themeaning of PRESENT PARTICIPLE is a participle that typically expresses present action in relation to the time expressed by the finite verb in its clause and that in English is formed with the suffix -ing and is used in the formation of the progressive tenses. How to use present participle in a sentence. PresentProgressive. We will start with the present progressive, the most common progressive tense. You form the present progressive tense by using a form of the verb be followed by an -ing verb SaNeh.

what is present perfect tense with examples