There are also people ---in the desertsA.liveB.livingC.to liveD.lives

问题描述:

There are also people ---in the deserts
A.live
B.living
C.to live
D.lives

选B living
这句话可以看成是There are also people who are living in the deserts.
who are living in the deserts 做people的定语,在这个定语从句中 who are 可以省略。

living

b 可以理解为there is/are +名词+doing结构
也可以理解为ing形式作定语