I don’t know when he _______ tomorrow, when hetomorrow ,I will tell you.

Mom, Where are my keys? Do you know?— I _____ they’re in your schoolbag.

He said he had been to Hong Kong ____ and he would go there _____ once again.[ ]

She has visited Hong Kong_______, but she wants to be there a_____ time.

Who’s the girl in red?—Sorry, I don’t know ____. —____ is a new student.