October 20th, 2011 in Improve English
All of these words can be used to show time.
Since can be used with a present perfect tense or a present perfect continuous tense to refer to a point or period of time in the past up to the present.
May 23rd, 2010 in English Grammar, English Learning
Since as a preposition
In sentences with since, we normally use present perfect and past perfect tenses in the main clauses.
March 27th, 2010 in Vocabulary, Words
Alternately and alternatively
Alternate means ‘every second’ in turns.
We spend alternate weekends at our farm house.
Alternatively can mean ‘different’, ‘instead’ or ‘on the other hand’.
February 9th, 2010 in English for children, English Games
Since
As a conjunction since means ‘from and after the time when’.