-Why not go to see the dolphin show with me?-Because I _______ it.
_____useful information you’ve told us!
The thief was noticed _____the office building by the back door on the screen.
These cabbages ______ well because they _____nice.
— When will you come to Daqing?— I will call you _____I arrive.
Tom did all _____he could to get on well _____his classmates.