单选题：The study also notes a steady decline in the number of colle

题目内容：

The study also notes a steady decline in the number of college students taking science courses． A．relative
B．general
C．continuous
D．sharp

参考答案：

答案解析：

For financial reasons，scientists are often compelled to fors

For financial reasons，scientists are often compelled to forsake their research.A

分类：卫生类题型：单选题

请在第（56）处填上最佳答案。A．in use B．for use C．by use D．on use

分类：卫生类题型：单选题

根据下列资料，回答第题据美国商务部统计，2010年1—3月：美国对中国出口211．5亿美元，增长46．6%；自中国进口728．5亿美元，增长12．4%。美方贸

分类：卫生类题型：单选题

分类：卫生类题型：单选题

分类：卫生类题型：单选题