14/14, BUT...
In 4 the subordinate clause is conditional, not the sentence.
In 5 the 'correct' answer seems to me to be a subordinate phrase, not a clause. I thought a subordinate clause had to contain a finite verb.
I agree there is confusion between grammatically and orthographically in 10. The same error occurred in one of the 'Two Brains' questions in last Saturday's Times
Carrier Bag Charges: a "Percentage Will Go To Good Causes"
Good Morning Sunday 16th August 2026
Strawberry plants- what is the problem with them, can anyone advise, please?

A glass of pure water with a splash of vodka would be polluted by the vodka but it wouldn't be unhygienic. What's wrong with unhygienic anyway? 

