Done all except1,2 ,7,8. Think I am going round in a loop with these and can't see the wood for the trees! Help , please.
1d think bible for the 3rd person, not grammar...rank is the definition (before alteration)
2d only saw this working backwards...change is the defn before alteration
7a think of the power of the hydrogen ion scale for acids and alkalis
8d suddenly is the defn part