我国三大碑林之一的云峰石刻在哪？
参考答案：我国三大碑林之一的云峰石刻位于山东省。
在无色水溶液中能大量共存的一组离子是（ ）
A．Na＋、Ag＋、Br－、MnO4-
B．K＋、Al3＋、AlO2-、SO42-
C．Fe3＋、H＋、I－、SO32-
D．Mg2＋、NH4+、NO3-、Cl－
It is reported that many a new house ______ at present in the disaster area.
A．are being built
B．were being built
C．was being built
D．is being built
