_ is it from your home to school?
______ I have a quick word with you? Something important has happened.
The girl in black trousers _____often noticed ______the teachers’ office.
In those days, we had no phones, so we had to keep in touch ________ letters often.
--- Did you have a sound sleep last night?--- Yes, never slept ________.
In my mind, no such_______ thing in our country as_______ Great Wall can represent the image and culture of China.