宾语从句使用陈述语气来表示事实或真相,例如:
- I know that he is coming.
- She believes that he is innocent.
然而,在某些情况下,宾语从句可以使用其他语气,例如:
1. 祈使句
当主句是祈使句时,宾语从句使用虚拟语气,表示建议或要求,例如:
- She suggested that he take a break.
- He requested that they not make any noise.
2. 感叹句
当主句是感叹句时,宾语从句使用感叹语气,表示惊讶或反感,例如:
- I can't believe that he did that!
- How could you think that he is guilty?
3. 疑问句
当主句是疑问句时,宾语从句使用疑问语气,表示质疑或怀疑,例如:
- Do you think that he is telling the truth?
- I wonder if he will show up on time.