属于国家禁止转让的房地产包括( )。 A．已经出租的房地产 B．已经抵押的房地产

—Mr. Hu, have you finished correcting the papers?

—Not yet, the papers _______. You _______ get the results from me by tomorrow.

A．are corrected; will

B．are being correcting; should

C．are being corrected; shall

D．are being corrected; would

一相法印花工艺中印花色浆里尿素的作用？

算式□÷□=8…8中，被除数最小等于______．

《铁路工务安全规则》规定，当允许速度υmax≤160km/h时，作业人员下道避车，距轨头外侧距离应不小于2m。

简述一般问题解决的基本程序与方法。