Question

Do you know what_______in the room at the moment?

1. A.
   they were doing
2. B.
   were they doing
3. C.
   they are doing
4. D.
   are they doing

Answer 1

C
试题分析：结合时间状语可知句意为：你知道此刻他们在房间内正做什么吗？结合语境可知从句描述的是现在正在进行的动作，故用现在进行时态。英语宾语从句一般为陈述语序。故选C。
考点：宾语从句及时态
点评：英语宾语从句的考察主要就是语序问题，应注意起陈述语序。英语时态的分析可以根据时间状语及上下文进行，学习中应注意总结练习。