Present perfect
have/has + verb (III)
Present perfect continuous
have/has+been+verb-ing
Aila:
    1. YES! I have now option to write here.
    2. I have been writing this English sentence without now-idea what to write. 
Asta:
    1.  I have done all the measurements of the samples.
    2. I have been using this software for data analysis for five years.
Eila:
    1. I have been verý busy at work lately.
    2. I have been freezing today because it's sUCH cold weather (SO+adjective; SUCH+ (adjective)+a noun)
Jarmo:
    1.
    2.
Nina: 
    1. I have worked hard lately.
    2. I have been doing mostly paper work all day. (so long)
Seppo: I have worked with a challenging customer..
    1.
    2.
Ulla:
    1.
    2.
Bozena
1. I have had 7 classes today. (HOW MANY-present perfect)
2. I have been teaching English for 17 years now. (HOW LONG-present perfect continuous)