______________ about wild plants that they decided to make a trip to Madagascar for further research.

A．So curious the couple were

B．So curious were the couple

C．How curious the couple were

D．The couple were such curious

电容式压力仪表的电容量在（）条件下才可认为它与位移之间有线性关系。

A.动极片移动距离对两极片之间距离d来说非常小

B.动极片移动距离对两极片之间距离d来说非常大

C.动极片移动距离与两极片间距d相符

D.不存在动极片移动距离与两极片间距d相符