Like Daisyanswerdo, my 80% result was likely due to a couple of educated guesses. We were taught grammar in detail when I was at school, but the terminology has changed since then, so I had a bit of head-scratching to do 
Changing from a Manual car to an Automatic after driving manual for around 50 yrs
Recalled for a further appointment after a routine mammogram




that's my excuse anyway...
