-- How are you feeling here? --- It’s quite hot. I don’t know _____ to go or stay.
I will do some cleaning as soon as I________my homework.
I wanted to help my mother do the housework.She asked me to________the rubbish.
—Could you please help me sweep the floor?—________.
—Could I use the phone,Miss Li?—________.
Here are some books.Could you please________?