Question

(2013·青岛一模)Scientists are still wondering ________ the Egyptians built the pyramids so long ago.

A．how it is that B．how is it that

C．it is how that D．that how it is

 

Answer 1

A

【解析】选A　考查强调句型。分析句子结构可知，wondering后为宾语从句，宾语从句中含有一个强调句的特殊疑问句。由于宾语从句要用陈述语序，故选A。