Error analysis (d) exercise

What, if anything, is wrong with any of these sentences?

1 Totland Bay offers delightful sea views, with Holwell Bay only an easy walk and other attraction’s not far away.
2 A cross section of staff have complained to management about the change in their working conditions.
3 An open evening welcoming anyone interested in learning Italian will be held at Brentford Library during their ‘Adult Learner’s Week’.
4 Try our new seafood paella, with fish, muscles and prawns!
5 Eleanor walked on her head, spinning.
6 Don’t eat, drink or exercise.
7 "Just a minute – Grandad’s saying good-bye to George and I."
8 We are a firm whose commitment to good customer service is our principal concern.
9 Remember to pack a bucket and spade or a pair of binoculars for your holiday on the beautiful Norfolk coast with it’s lovely beaches and birdlife.
10 The ladies of the church have cast off clothing of every kind and they may be seen in the church basement on Friday.

Corrections