I think father would like to know________I've been up to so far, so I decided to send him a quick note.
The patient's progress was encouraging as he could ____get out of bed without help.
Whoever has been to London prefers the weather of Yunnan to _____ of London.
Nowadays there is so much violence happening in school campuses, _______to parents’ great concern about children’s safety at school .
What impressed me most was that they never ______ in face of so many difficulties.
---Do you mind if I use your computer to type this report ? --- ________ . Go ahead.