The littleboy’s mother told him she would be back___ an hour,but she didn’t. [ ]

____ Children’s Hospital is far from here. You’d better go there by ____ taxi.

did you go on vacation? —I went to summer camp.

My teacher Miss Li Kunming at 8:00 pm last night.

I’m sorry that John is out.-Please ask him to call me as soon as he __________.[ ]