In terms of verb tenses and their use, describe the differences between the following two sentences and then state how you might teach these differences to learners new to English:

1. Mary brushes her teeth every morning.
2. Mary is brushing her teeth now.

Many thanks in advance for your help.
Please do not double-post.

(1) represents a timeless habit.

(2) represents an occurrence at the moment of the locution.
lballeys - I removed your sig. (Why would you advertise your forums on ours, without even asking?) - Not good conduct at all.
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when we will used the pressent perfect continuous
'I have been studying English for 50 years.' Use present perfect continuous for a continuing or repetitive activity or event from an uspecified time in the past until now, when you wish to emphasize the ongoing action rather than the nature of the activity.