1. At no time did I say that I would accept such illegible and messy homework.
I didn't say at any time that...
2. Little does she know that her boyfriend will propose at the engagement party.
She doesn't know (at all) that...
3. No sooner had I put my hand in my bag than I realized I had forgotten my keys.
I had put my hand in the bag and I realised that...
4. Not a single word did she utter.
She did not utter...
5. Not only does my boyfriend help me but he also encourages me.
My boyfriend not only helps me but...