上市公司应在每个会计年度的前 6个月结束后（）内编制完成中期报告。
A．60日
B．30日
C．90日
D．120日
参考答案：A
已知等腰梯形ABCD中，AD∥BC，AB=CD=AD=6，∠B=60°，则BC=______．
For Chinese,2008 is ______special year, ______ year when the 29th Olympics were held in China for the first time and ______ one that saw so many natural disasters.
A．a, the, the
B．the, a, the
C．a, the,不填
D．a, a,不填
