要申请优秀硕士学位论文的硕士生,需在答辩前()由导师向院学位评定分委员会申报参评。
A.六周
B.一个月
C.三周
参考答案:B
--- Mr. Anderson is popular with his students, for he is kind, strict and knowledgeable.
--- No wonder he has such a good_________.
A.reputation
B.tradition
C.preference
D.presentation
在某容积一定的密闭容器中,可逆反应:A(g)+B(g) XC(g)符合如图像(Ⅰ)所示关系。由此推断对图(Ⅱ)的正确说法是( )