quEstions 32 to 35 ArE BAsED on thE pAssAgE you hAvE just hEArD、 A．BuilDing A FlooDgAtE At thE EntrAnCE oF thE City.
B、piping thE wAtEr BACk to sEA、
C．pumping sEAwAtEr into thE grounD BEnEAth.
D．put morE sAnD unDEr thE City.