一道英语考试题Adifferenceamongtheworld‟sseasandoceansisthatthesalinityvariesindifferentclimatezones.①TheBalticSeainNorthernEuropeisonlyone-fourthassalineastheRedSeaintheMiddleeast.Therearereasons

　　一道英语考试题

　　Adifferenceamongtheworld‟sseasandoceansisthatthesalinityvariesindifferentclimatezones.①TheBalticSeainNorthernEuropeisonlyone-fourthassalineastheRedSeaintheMiddleeast.Therearereasonsforthis.Inwarmclimates,waterevaporatesrapidly.②Theconcentrationofsaltisgreater.Thesurroundinglandisdryand③doesnotcontributemuchfreshwatertodilutethesaltyseawater.Incoldclimatezones,④waterevaporatesslowly.⑤Therunoffcreatedbymeltingsnowaddsaconsiderableamountoffreshwatertodilutethesalineseawater.

　　A、ontheotherhand

　　B、consequently

　　C、forexample

　　D、furthermore

　　E、therefore