2018年解放军士兵考军校-英语143

 {00}I forget the exact time ________ they reached the South Pole. 

A.how    
B.what    
C.which  
D.when
解析：
本题选D。

{00}It is said that many kids are worried about the year 2012, ____they think the earth will be destroyed
by disasters.
A.when          
B.where        
C.as            
D.which
解析：
本题选A。