分类：教育/科学-外语学习
问题：英语Sheis____newcomerto____chemist 
She is ____ newcomer to ____ chemistry,but she already made some gress.A.the;the    B.the;/    C.a;/     D.a;the
回答：C. newcomer是个可数名词,而且是第一次出现,前面应该是不定冠词a，类似于I am a teacher.而chemistry是表示学科的名词，前面不需要加任何冠词，例如:He is good at physics.