The new regulations have been so poorly communicated that most employees do not understand them.
SUCH
.................... the new regulations that most employees do not understand them.
The researchers only discovered the error after they had published the paper.
UNTIL
Not .................... the researchers discover the error.
I strongly recommend that you do not sign the contract without consulting a lawyer first.
WERE
.................... the contract without consulting a lawyer first.
The witness said that the accused man had definitely been at the scene of the crime.
ADAMANT
The witness .................... at the scene of the crime.
We did not find out about the cancellation of the flight until we arrived at the airport.
UPON
Only .................... out about the cancellation of the flight.
The professor talked about quantum physics for such a long time that half the audience fell asleep.
LENGTH
The professor talked about quantum physics .................... audience fell asleep.