Can we use causative have with modal must.
you must have had those document published by you.
you must have the documents prepared by someone.
Are these idiomatic and grammatical. actually i ...
I've been writing a scientific paper in English, although this isn't my native language and some colleagues have pointed out I could not start a paragraph with "At this paper..."
Can anyone elaborate ...
Developed a mobile app that performs [something]. Made heavy use of
Is the use of "made heavy use of [X] principles" grammatically correct? Can one make heavy use of some principles?...