Add spaces: Withjust7%oftheworld'spopulation,theEU'stradewiththerestoftheworldaccountsforaround20%ofglobalexportsandimports.

Answer: With just 7% of the world's population, the EU's trade with the rest of the world accounts for around 20% of global exports and imports.

Add spaces: Itwasangry,asangryasahuge,blue,uglyfishcanpossiblybe.Canyouseewhoareinthecloudofink?

Answer: It was angry, as angry as a huge, blue, ugly fish can possibly be. Can you see who are in the cloud of ink?

Add spaces: Withclassmatesingeneralthisissuewasnotdiscussedinanyway.

Answer:
With classmates in general this issue was not discussed in any way.