根据句意，用所给动词的适当形式填空。
My parents ask me ________________ (not go) there alone.
My mother ________________ (cut) a piece of cake for me now.
She spends a lot of time __________(plan) her trip and enjoyed the holiday very much.
Thank you for ________________ (invite) me to your party. It’s great!
If it ________________ (not rain) tomorrow, we will go shopping.