Question

【题目】—______?
—They are studying.
A.What are they doing
B.Where are they
C.How are they
D.What do they do

Answer 1

【答案】A
【解析】句意：—他们正在做什么？—他们正在学习。What are they doing？他们正在做什么？ Where are they?他们在哪里？ How are they?他们怎么样？ What do they do?他们是干什么工作的？跟They are studying可知此处询问他们正在做什么，故选A。