Please excuse me _______ your letter by mistake.
A new law has been passed but it remains _________ whether the new law will achieve its desired purpose.
---How is it going?---All the people have been doing their best and ____________progress has been made.
A gunman is said to have broken into the bank and ___________ a lot of money.
Though wearing a(n) _________ look, he produced quite a few extraordinary masterpieces, winning him world-wide popularity.
---Hello, I ________ you were in Chongqing. How long have you been here?---Just a few days.