【C5】______A．butB．orC．because

Either you ______ I am going to do it.A、andB、orC、norD、either

There is no mother______loves her children.A．butB．whomC．whoeverD．who

Women are better than men at detecting sweet, sour, salty, ______bitter tastes.A．thanB．orC

65._________A. butB. untilC. soD. because

52._________A. butB. althoughC. andD. despite

64._________A. ButB. ThereforeC. ThoughD. However