Add spaces: ThislinktoAlexandriawasimportantbecauseitrequiredfrequentcommunicationbetweentheNubiankingdomsandAlexandria.ArabinvadersconqueredEgyptin640andsoonattemptedunsuccessfullytoconquertheNubiankingdoms.

Answer: This link to Alexandria was important because it required frequent communication between the Nubian kingdoms and Alexandria. Arab invaders conquered Egypt in 640 and soon attempted unsuccessfully to conquer the Nubian kingdoms.
LakeVareseis10minutedriveaway,whilehighwayA8takesyoutoMilaninaround45minutes.

Lake Varese is 10 minute drive away, while highway A8 takes you to Milan in around 45 minutes.
[Q]: [5yearsago10:00Beegcollege,student1yearago31:49TXXXcollege,bbw]
[A]: [5 years ago 10:00 Beeg college, student 1 year ago 31:49 TXXX college, bbw]
Problem: Add spaces: Thetrineisaharmoniousaspect,theplanetsinvolvedworktogetherinacomplementaryfashion,enrichingoneanother.

Spaces added: The trine is a harmonious aspect, the planets involved work together in a complementary fashion, enriching one another.
This text is missing some spaces, please add them: Thisuncompromisingapproachunitesextremelylightweightconstructionwithmaximumstability,thetwomostfundamentalprerequisitesforsuccessfuloffroaddeployment.
This uncompromising approach unites extremely lightweight construction with maximum stability, the two most fundamental prerequisites for successful offroad deployment.
[Q]: [Themortalitythatthebeings'physicalorganismsaresubjecttoismerelysomethingthatoccurswithorhappenstomatter.]
[A]:
[The mortality that the beings' physical organisms are subject to is merely something that occurs with or happens to matter.]