建设监理的一项主要任务是( )。
A．对拟建项目进行财务评价
B．项目的投资控制
C．建设前对建设项目的可行性研究
D．制定工程变更清单
参考答案：B
静脉尿路造影常用造影剂为（）
A.泛影钠
B.碘化油
C.泛影葡胺
D.硫酸钡
E.阿米培克
根据所给汉语提示完成句子。
1.Whenever I returned to my hometown, my cousins always (到处跟着我).
2. It's better (控制 ) your voice in public places.
3. Could you _ (做几份海报) for me while you are there?
4. My brother wanted to have a new coat, but I bought him _ (尺寸不对) .
5. Could you please (熄灭 ) your cigarette? Smoking is forbidden here.
