Unable to answer "How is this power line attached?" – Power Pole – node/6779999356 via StreetComplete 62.1:

This is a telecommunications pole, not power.

Attached photo(s):
https://streetcomplete.app/p/321862.jpg

node/567874244
What is the name of this doctors surgery?

Falkland Surgery:
https://www.nhs.uk/services/gp-surgery/falkland-surgery/XK81017/contact-details-and-opening-times
(answer to note/4934482#map=15/51.38224/-1.33586&layers=N ; added as new comment bc system won't allow either anon comment or new registration!)

node/290835108
Is this Wash Common Pharmacy?

NOT River Windrush

This shed is a sheep unit.

This area (between the motorway, railway, and Marsh Lane) is now a vehicle storage area, like the others nearby

Unable to answer "What’s the house number of this building?" – on level 0: Nando's (Restaurant) – way/229637220 via StreetComplete 61.3:

Nando is not there, but across the parking ramp

note this is one large shopping centre and features arond this point need conversion to indoor types to fit into the newly made main building...