【多选题】已经证实或高度怀疑有致癌作用的药物有()
【单选题】Teenagers receive messages about body image from many different ____.
【简答题】English agers are to receive compulsory (必修的) cooking lessons in schools. The idea is to encourage healthy eating to fight the country’s increasing obesity (肥胖 )rate. It’s feared that basic cookin...
【单选题】According to the news, me following are reasons that make teenagers die EXCEPT
B.
unintentional injuries.
【单选题】创设情境对变量进行操纵、控制以揭示心理现象的原因和发展规律的研究方法是( )。
【简答题】A.氯霉素 B.青霉素 C.沙利度胺 D.咖啡因 E.阿司匹林 .具有致癌作用的药物 A B C D E .具有致畸作用的药物 A B C D E .具有致突变作用的药物 A B C D E
【单选题】The presents ______ on my birthday moved me a lot.