Reflexive pronoun - yes or no?

Decide whether you need the reflexive (self) pronoun or not.

1) Last Monday I got up at six, then I .
2) She really well today.
3) Let's at six tomorrow.
4) Last weekend Alex cooked dinner and .
5) May I .
6) You can on the sofa if you wish.
7) Please while doing your homework.
8) I was so shocked, I could hardly .
9) He often the trip to China.
10) We can't living without electricity.