------These grapes look really beautiful. ------They _________! See the price, 3.99dollars a pound. Very expensive, aren’t they?
The chemistry teacher demanded that the laboratory report _________ immediately after the experiment was done.
There is somebody waiting for you, _________ I think might be one of your classmates.
_________with enough ability for the present job, Mike was not fit for it and he had to quit it.
More and more high-rise buildings have been built in big cities __________ space.
I don’t think the experiment is _________ failure. At least we have gained _________experience for future success.