If you are having difficulties preparing thickened drinks or are
struggling to drink them due to their palatability, talk to your GP
about the possibility of prescribing some pre-thickened drinks.
Please note that some GP surgeries may not be able/willing to
prescribe these.
https://www.nbt.nhs.uk/sites/default/files/attachments/Thickened%20Fluids_NBT002610.pdf
please explain the use of present progressive "are having" and also the grammatical form and function of "preparing...".
You are thinking that "are having" isn't usually acceptable, and you're right. We don't use it very much. It is well-used in this case to stress the ongoing problem that the person has been experiencing and continues to experience.
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You are thinking that "are having" isn't usually acceptable, and you're right. We don't use it very much. It is well-used in this case to stress the ongoing problem that the person has been experiencing and continues to experience. It is correct.
"Preparing" is the present participle, which can function as a noun, adjective, or adverb. This is when it is
Jigneshbharatithe use of present progressive "are having"
If 'have' is stative, you can't use it in a progressive tense.
If 'have' is not stative, you can use it in a progressive tense.
to have a house, to have a car, to have faith in something, to have an appointment— These are stative.
to have a baby, to have a picnic, to have an