Please help in auditing & assurance (ipcc)

My dear friends

Can anybody provide me notes on the following  Standards on Auditing -

1) SA 700
Forming an Opinion and Reporting on Financial Statements

2) SA 705
Modifications to the Opinion in the Independent Auditor’s

3) SA 706
Emphasis of Matter Paragraphs and Other Matter Paragraphs in the Independent Auditor’s Report

4) SA 710
Comparative Information – Corresponding Figures and Comparative Financial Statements

Plz  help. Thank You