Q: Remove the spaces from the following sentence: I don't think I could have died from water shortage, since I had the cans of corn, some jam, etc. But I might well have been in line for recreation, had I not received this water.
A: [Idon'tthinkIcouldhavediedfromwatershortage,sinceIhadthecansofcorn,somejam,etc.ButImightwellhavebeeninlineforrecreation,hadInotreceivedthiswater.]

Q: Remove the spaces from the following sentence: The software can run in the background, so it won't interfere with your other computer activities.
A: [Thesoftwarecanruninthebackground,soitwon'tinterferewithyourothercomputeractivities.]

Q: Remove the spaces from the following sentence: If a student’s phone number is not registered in your system, the message will be sent as an e-mail instead.
A: [Ifastudent’sphonenumberisnotregisteredinyoursystem,themessagewillbesentasane-mailinstead.]

Q: Remove the spaces from the following sentence: But Communism abolishes eternal truths, it abolishes all religion, and all morality, instead of constituting them on a new basis; it therefore acts in contradiction to all past historical experience.”
A:
[ButCommunismabolisheseternaltruths,itabolishesallreligion,andallmorality,insteadofconstitutingthemonanewbasis;itthereforeactsincontradictiontoallpasthistoricalexperience.”]