Add spaces: Likeitsnamesuggests,theTheaterHotelinBrusselsissurroundedbydiversetheatres,offeringmodernbudgetroomswithfreeWiFiwithin350metresfromYserMetroStation.Fromhere,youcantraveltothecitycentrein5minutes.

Answer: Like its name suggests, the Theater Hotel in Brussels is surrounded by diverse theatres, offering modern budget rooms with free WiFi within 350 metres from Yser Metro Station. From here, you can travel to the city centre in 5 minutes.
EC50Medianeffectconcentration,i.e.theconcentrationwhereeffectsareobservedin50%ofthetestanimalshHour(s)

EC50 Median effect concentration, i.e. the concentration where effects are observed in 50% of the test animals h Hour(s)
[Q]: [SchilderwerkenDocumentaireTentoonstellingthema"ThePastWestLake'(gehoudeninHangzhouenShanghaisteden)]
[A]: [Schilderwerken Documentaire Tentoonstelling thema "The Past West Lake '(gehouden in Hangzhou en Shanghai steden)]
Problem: Add spaces: Canwevotefortheotherbandsduringtheconcertnight?

Spaces added: Can we vote for the other bands during the concert night?
This text is missing some spaces, please add them: ServicesofMedicalHolidaysAbroadaremuchaffordablethaninothercompanies.
Services of Medical Holidays Abroad are much affordable than in other companies.
[Q]: [Afteryoumadethisjigsawyouwillseebeautifullandscapewithchurchonthecoastofthelake.Thisisagameforeverytypesofplayersbecausethisjigsawheave3levelsofdifficulty.]
[A]:
[After you made this jigsaw you will see beautiful landscape with church on the coast of the lake.This is a game for every types of players because this jigsaw heave 3 levels of difficulty.]