Job interviews are carried out ___ face to face in four cities including Hangzhou, Ningbo, Wenzhou and Shaoxing in Zhejiang province every year.
A:slightly
B:officially
C:extremely
D:completely
下列说法中正确的是( )
陇海线与京广线的交会点是( )
11封信投入3个邮箱里,至少有4封信投入同一个信箱里,为什么?(用自己喜欢的方式说明)