Share Present Perfect Simple vs Cont (Roadmap B1+)
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I ______ (publish) over 50 studies on the effects of climate change.
have published
I ______ (work) on my novel for months, but it's still not finished.
have been working
The team ______ (develop) this app for nearly three years.
has been developing
I ______ (jog) every morning since I moved to this neighborhood.
have been jogging
They ______ (improve) the city’s infrastructure for several years now.
have been improving
All of the company’s reports ______ (review) by external auditors.
have been reviewed
I ______ (believe) in astrology ever since I was a teenager.
have believed
I ______ (know) about this problem for quite some time.
have known
I ______ (learn) Spanish for the past few months.
have been learning
How many books ______ (read) this year?
have you read
______ you (prepare) for your presentation all week?
have you been preparing
How long ______ they (renovate) the museum?
have they been renovating
______ you (call) your grandparents every weekend?
have you been calling
______ all the necessary equipment (deliver) on time?
has all the necessary equipment been delivered
______ you always (believe) that luck plays a big role in success?
have you always believed
They ______ (conduct) over 30 experiments to verify the results, but nothing has been conclusive.
have conducted
