在Excel中．B3:D8与D3:B8代表的是同一区域。( )
参考答案：对
A US report predicts that in 15 years' time the economy in Asia will be larger than ________ of North America and Europe combined.
A．what
B．that
C．one
D．those
某项工程的流水节拍如下表所示，其计算工期足（）天。
A．20
B．23
C．25
D．18
