Unit 10 Page 99 Lesson A2

Page 99

1. Grammar

Present perfect continuous vs. present perfect

Use the present perfect continuous for an ongoing or repeated activity that started before now and continues into the present.

Use the present perfect to show the results of an activity or how many times it has happened.

What have you been doing lately? I’ve been going to a pottery class.

What things have you made so far? I’ve made eight vases and two bowls.

Who has she been seeing? She’s been seeing a guy from work.

How many times have they gone out together? They’ve been out three or four times.

‘Since’, ‘for’ and ‘in’ for duration:

Use ‘since with points in time. Use ‘for’ and ‘in’ with periods of time, but use ‘in’ only in negative statements.

What have you been doing since I saw you last? Not much. I haven’t been out in months, not since July.

How long has he been doing karate? He’s been doing it for nine years.