______ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
The sons and daughters said they never fully appreciated their parents _________ it was too late to tell them.
Why not stay at home _________ the road is so slippery after the heavy snow?A. since that B. after that B. then that D. now that
Many people believe we are heading for environmental disaster _________ we basically change the way we live.
He is at least as tall as his brother, if not _________.
—Please don't make a noise !— _________.I will be as quiet as a mouse.