Use of Present Perfect Progressive
§ puts emphasis on the duration or course of an action (not the result)
Example: She has been writing for two hours.
§ action that recently stopped or is still going on
Example: I have been living here since 2001.
§ finished action that influenced the present
Example: I have been working all afternoon.
Signal Words of Present Perfect Progressive
§ all day, for 4 years, since 1993, how long?, the whole week

Positive Sentences
Write positive sentences in present perfect progressive.
1. Albert / squash / play → Albert has been playing squash.(subject + has been + 'ing' form of the verb)
2. Hannah / the match / watch → Hannah has been watching the match. (subject + has been + 'ing' form of the verb)
3. we / in the park / wait → We have been waiting in the park. (subject + have been + 'ing' form of the verb)
4. you / a song / sing → You have been singing a song. (subject + have been + 'ing' form of the verb)
5. I / a magazine / read → I have been reading a magazine. (subject + have been + 'ing' form of the verb)
6. it / rain / all day → (Your answer: »It have been raining all day«) It has been raining all day. (subject + has been + 'ing' form of the verb)
7. Phil and Greg / a race / run → Phil and Greg have been running a race. (subject + have been + 'ing' form of the verbWith I, you, we, they or plural nouns, we use 'have'.Final consonant (n) after a short, stressed vowel (u) is doubled )
8. she / her teeth / brush → She has been brushing her teeth. (subject + has been + 'ing' form of the verbWith he, she, it or a singular noun, we use 'has'. )
9. the Millers / in London / live / for three years → The Millers have been living in London for three years. (subject + have been + 'ing' form of the verb + place + time)
10. we / on the lake / sail → (Your answer: »We have been saillingon the lake«) We have been sailing on the lake. (subject + have been + 'ing' form of the verb)
8 out of 10 answers are correct.