Hope this helps. Lady Macbeth may actually faint in astonishment that her husband has killed the guards in an act that was not part of their plan in murdering Duncan. She could be shocked that he has acted so boldly when she had to question his manhood in order to provoke him to kill the king. On the other hand, she may be faking.
1.) <span>Because proctor doesn't have any proof of the affair and no witnesses were around
2.) </span><span>Because she wants him to be honest and tell the truth
3.)</span><span>Because he had an affair with Abigail and got caught/ their marriage is going downhill because he hasn't gone to make an attempt to end it</span>
